what’s the area and the perimeter and of the triangle?

Whats The Area And The Perimeter And Of The Triangle?

Answers

Answer 1

Answer:

Area = 3.3998

Perimeter = 2.9

Step-by-step explanation:

A method for calculating the area of a triangle when you know the lengths of all three sides.

Let a,b,c be the lengths of the sides of a triangle. The area is given by:

Area =  √  p  ( p − a )  ( p − b )  ( p − c )    

where p is half the perimeter, or  

a + b + c / 2

 p = 1.7 + 1.7 + 2.4 / 2 = 5.8 /  2 = 2.9

a = Area = 3.3998

Heron was one of the great mathematicians of antiquity and came up with this formula sometime in the first century BC, although it may have been known earlier. He also extended it to the area of quadrilaterals and higher-order polygons.


Related Questions

What is square root of 18 divided by square root of 8

Answers

Answer:

1.5

Step-by-step explanation:

If AP 10 - 12. What is the perimeter of quadrilateral TAEO (a) 56 (b)64 (c)72 (d)76​

Answers

The perimeter of the quadrilateral is the sum of the side lenths, and the perimeter is 72 units

How to determine the perimeter?

The given parameters are:

AP = 10

EO = 12

The perimeter of the quadrilateral is calculated using:

Perimeter = 2 * (EO + 2AP) + 4

So, we have

Perimeter = 2 * (10 + 2 * 12) + 4

Evaluate

Perimeter = 72

Hence, the perimeter of the quadrilateral is 72 units

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Use the unit circle to find the inverse function value in degrees.

sin–1Question 3
A. 60°
B. 240°
C. 30°
D. 300°
SOMEONE PLEASE HELP!!!

Answers

The inverse function value in degrees will be 45°. Option C is correct.

What is a function's inverse?

Assuming function 'f' is a one-to-one and onto function which is a need for inverses to exist. The inverse of the considered function is. f⁻¹(x).

The given function is;

f(x)=sin⁻¹(1/2)

The given function is arranged is;

x=sin⁻¹(1/2)

The given function in terms of  sin;

sinx=1/2

Putting the values in terms of sin we get;

sinx=sin30°

x=30°

The inverse function value in degrees will be 45°.

Hence,option C is correct.

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Find the length of a segment defined by A(4, 3) and B(8, 0)

Answers

A=12 B=0 all I did was 4x3 for A and for B 8x0

4. Explain how to find the area of a Rhombus with diagonals that are 11in and 8in. ​

Answers

Answer:

It's 44 in²

Why

Remember the diagonal formula, whereas there is p and q for the diagonals.

[tex]A = \frac{pq}{2} = \frac{11*8}{2} = 44~in.[/tex]

Answer:

Area of rhombus  = 44 square inches

Step-by-step explanation:

Area of Rhombus:

[tex]\sf \boxed{Area \ of \ rhombus = \dfrac{d_1*d_2}{2}}[/tex]

[tex]\sf \text{Here, $d_1$ and $d_2$ are the diagonals}[/tex]

                             [tex]\sf = \dfrac{11 *8}{2}\\\\ = 11*4\\\\ = 44 \ in^{2}[/tex]

Help someone please!!!

Answers

The answer is B, because the intersection is going to look like a triangle.

which expression is equivalent to 5(4r+3)-2x

Answers

Hey there!


5(4r + 3) - 2x

DISTRIBUTE 5 WITHIN the PARENTHESES

= 5(4r) + 5(3) - 2x

= 20r + 15 - 2x


COMBINE the LIKE TERMS (if they are any)

Seems like you don’t have any like terms so we could leave it as it is!

= 20r + 15 - 2x

= 20r - 2x + 15


Therefore, the answer should be:

20r - 2x + 15


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

You randomly draw a marble out of a bag that contains 20 total marbles. 12 of the marbles in the bag are blue.

Answers

Answer:

Step-by-step explanation:

That means the chance of getting blue = 12/20

12/20 = 6/10

6/10 = 3/5

also, 3/5 = 60%, or .60

Evaluate - 6r + s - rs for r = 5 and s = - 7.


A. 72
B. - 12
C. 58
D. - 2

Answers

Answer:

(D) -2

Step-by-step explanation:

Plug in r=5 and s=-7 to the equation:

-6(5)+(-7)-(5)(-7)

Now we can solve and simplify:

-30-7+35

Combine:

-2

Hey there!

-6r + s - rs

= -6(5) + (-7) - 5(-7)

= -6(5) - 7 - 5(-7)

= -30 - 7 - 5(-7)

= -30 - 7 + 5

= -37 - (-35)

= -2


Therefore, your answer is: -2


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

Evaluate the indefinite integral. (use c for the constant of integration. ) sin(t) 1 cos(t) dt

Answers

The solution of the function [tex]\rm \int{sin(t) (1 + cos(t) )} \, dt[/tex] is - cos t - ¹/₄cos 2t + c.

What is the indefinite integral?

An indefinite integral is a function that practices the antiderivative of another function.

It can be visually represented as an integral symbol, a function, and then a dx at the end.

The given function is;

[tex]\rm \int{sin(t) (1 + cos(t) )} \, dt[/tex]

Multiply by sint in the function and simplify;

[tex]\rm \int{sin(t) (1 + cos(t) )} \, dt\\\\\rm \int{sin(t) + sin(t)cos(t) \, dt[/tex]

Use trigonometric formulas for double angles:

[tex]\rm 2sintcost =sin2t\\\\sin t cost =\dfrac{1}{2} sin2t[/tex]

Substitute the values in the function

[tex]\rm \int{sin(t) (1 + cos(t) )} \, dt\\\\\rm \int{sin(t) + sin(t)cos(t) \, dt}\\\\ \int{sin(t) + \dfrac{1}{2} sin2t \, dt}\\\\[/tex]

And now we integrate this trigonometric form.

[tex]\rm \int{sin(t) + \dfrac{1}{2} sin2t \, dt}\\\\ \int{sin(t) dt } +\dfrac{1}{2}\int{sin(2t)\, dt}\\\\-cost -\dfrac{1}{2} \times \dfrac{1 \times -cos2t}{2}\\\\-cost -\dfrac{{1 \times -cos2t}}{4}+c[/tex]

Hence, the solution of the given function is - cos t - ¹/₄cos 2t + c.

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Need help,kinda confused on this. Use the rectangle to find the lengths of the following sides if AC=26 and BC=10. Added picture.

Answers

1) Diagonals of a rectangle bisect each other, so AW=13.

2) Since diagonals of a rectangle are congruent, AC=BD. Then, since diagonals of a rectangle bisect each other, DW=13.

3) Diagonals of a rectangle are congruent, so BD=26.

4) Opposite sides of a rectangle are congruent, so AD=10.

5) Using the Pythagorean theorem, BA=24.

Use the properties of exponents to simplify the expression

Answers

Option B is correct after applying the property of integer exponent and simplification.

What is an integer exponent?

In mathematics, integer exponents are exponents that should be integers. It may be a positive or negative number. In this situation, the positive integer exponents determine the number of times the base number should be multiplied by itself.

We have:

[tex]=\rm (x.x^{-3}.y^{\dfrac{1}{3}})^2[/tex]

[tex]=\rm (x^{-2}.y^{\dfrac{1}{3}})^2\\\\=\rm (x^{-4}.y^{\dfrac{2}{3}})\\\\=\rm \dfrac{y^{\dfrac{2}{3}}}{x^{4}}\\\\[/tex]

Thus, option B is correct after applying the property of integer exponent and simplification.

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Match each division problem with its representation of equal groups
15 - 3 = 5
There are 5 equal groups of 3
8 + 4 = 2
There are 3 equal groups of 6.
18 - 6 = 3
There are 4 equal groups of 2
45 - 5 = 9
There are 9 equal groups of 5.

Answers

Step-by-step explanation:

15÷3=5

There are 5 equal groups of 3

8÷4=2

There are 4 equal groups of 2

18÷6=2

There are 3 equal groups of 3

45÷5=9

There are 9 equal groups of 5.

the roots of the equation, px^2 - 6qx - (9p - 10q) = 0 are 2 ⴛ - 3 and 2β – 3, find the equation whose roots are ⴛ and β​

Answers

Step-by-step explanation:

Solution :-

Given quadratic equation is

px²-6qx-(9p-10q) = 0

On comparing with the standard quadratic equation ax²+bx+c = 0

a = p

b = -6q

c = -(9p-10q) = -9p+10q

Given roots of the equation = 2 Ⴛ - 3 and

2 Ⴛ - 3 and 2β – 3

We know that

Sum of the roots = -b/a

=> 2 Ⴛ - 3 + 2β – 3 = -(-6q)/p

=> 2 Ⴛ + 2β - 6 = 6q/p

=> 2 Ⴛ + 2β = (6q/p)-6

=> 2 Ⴛ + 2β = (6q-6p)/p

=> 2(Ⴛ + β) = (6q-6p)/p

=> Ⴛ + β = (6q-6p)/(2p)

=> Ⴛ + β = 2(3q-3p)/(2p)

=> Ⴛ + β = (3q-3p)/p ---------(1)

Product of the roots = c/a

=> (2 Ⴛ - 3 )( 2β – 3) = (-9p+10q)/p

=> 4Ⴛ β-6Ⴛ - 6β+9 = (-9p+10q)/p

=> 4Ⴛ β-6(Ⴛ +β)+9 = (-9p+10q)/p

=> 4Ⴛ β-6[(3q-3p)/p]+9 = (-9p+10q)/p

=> 4Ⴛ β-6[(3q-3p)/p] =[ (-9p+10q)/p]-9

=> 4Ⴛ β-6[(3q-3p)/p] = (-9p+10q-9p)/p

=> 4Ⴛ β-6[(3q-3p)/p] = (-18p+10q)/p

=> 4Ⴛ β =[(-18p+10q)/p]+6[(3q-3p)/p]

=> 4Ⴛ β =[(-18p+10q)/p]+[(18q-18p)/p]

=> 4Ⴛ β =[(-18p+10q)+18q-18p)]/p

=> 4Ⴛ β = (-36p+28q)/p

=> 4Ⴛ β = 4(-9p+7q)/p

=> Ⴛ β = 4(-9p+7q)/4p

=> Ⴛ β = (-9p+7q)/p

=> Ⴛ β = (7q-9p)/p ----------(2)

We know that

The quadratic equation whose roots are Ⴛ and β is x²-(Ⴛ+ β)x +Ⴛ β = 0

=> x²- [ (3q-3p)/p]x + [ (7q-9p)/p] = 0

=> [px²-(3q-3p)x+(7q-9p)]/p = 0

=> [px²-(3q-3p)x+(7q-9p)] = 0×p

=> px²-(3q-3p)x+(7q-9p) = 0

Answer :-

The required quadratic equation is

px²-(3q-3p)x+(7q-9p) = 0

Used Formulae:-The standard quadratic equation is ax²+bx+c = 0The quadratic equation whose roots are Ⴛ and β is x²-(Ⴛ+ β)x +Ⴛ β = 0Sum of the roots = -b/aProduct of the roots = c/a

A candy package states that it now has 30% more candy. The original package had 5 ounces of candy. How much candy is in the new package?​

Answers

Answer:

There are now 6.5 ounces in the new bag.

Step-by-step explanation:

To solve this question, take 30% of 5 and add it to the original amount of 5

30% = 0.30

5 * 0.30 = 1.5

5 + 1.5 = 6.5 ounces of candy.

Hope this helps!

What is 14700 in Scientific notation

Answers

Answer:

[tex]1.47 \times {10}^{4} [/tex]

Step-by-step explanation:

[tex]14700 = 1.47 \times {10}^{4} [/tex]

Hope it helps you in your learning process.

What is the fully factored form of the expression 45x²y2 + 18x3

Answers

assuming you meant 45x^2y^2+18*3 , it should be 9(5x^2y^2+6)

Fill in the blank. Y= ___

Answers

y = 25.60 when rounded because the original answer is 25.597

[a] 0.2
Convert to a single fraction

Answers

Answer:

1/5

Step-by-step explanation:

0.2 is the same as 2/10. you then must reduce the fraction

Step-by-step explanation:

here is the single fraction of it

[tex] \frac{1}{5} = 0.2[/tex]

help me sole pls asap 2 ³ =10? iready aint waiting

Answers

Answer:

no 2³ = 8

Step-by-step explanation:

2³ = 2 times 2 times 2 which = 8

helppppppp 58 points

Answers

Answer:

19 sq cm

Step-by-step explanation:

2x2=4

2x3=6

1x3=3

2x3=6

6+6+4+3=19

i really need help in my Algebra 1 class

Answers

message me! i can prob help you (:

Question 17
A student tracked the progress of a viral video. This table displays the total number
of times the video was viewed as well as the number of days since it was posted.
The data can be modeled by a quadratic function.

I would really appreciate it if you would help me I’m kinda confused on this one

Answers

The quadratic function that models the data given in the table is 203.8x² - 26.6x + 8.6

What is the quadratic function?

A quadratic function is an equation that usually has a single variable and it is raised to the power of 2.

A quadratic function has the form : ax² + bx + c = 0

Where: a, b,c are known numbers and x is unknown

Given the quadratic function: 185x²+ 1.

Number of views when 1 day has passed = 185(1) + 1 = 186Number of views when 6 days has passed = 185(6²) + 1 = 6661

Given the quadratic function: 203.8x² - 26.6x + 8.6

Number of views when 1 day has passed = 203.8(1)² - 26.6(1)+ 8.6 = 185.80Number of views when 6 days has passed = 203.8(6)² - 26.6(6) + 8.6 = 7185.80

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Which angles appear to be less than 95°?

Select all that apply.

Answers

Answer:

the 2 one and the last one

Step-by-step explanation:

8) The distance around a circular path is 1,000 meters.
Which of the following most nearly approximates the
radius of the path, in meters? (Note: 1 = 3.14)

A. 10
B. 18
C. 32
D. 159
E. 318

Answers

Answer:

D. 159

Step-by-step explanation:

can someone help with this ? please i need if done by tomorrow morning

Answers

Super blurry so I can’t read it.. could you re-upload it?

What is the distance between (8,5) and (-2,5)?

Answers

8 + 2 = 10

the distance is 10 units

Answer:

10 units

Step-by-step explanation:

calculate the distance d using the distance formula

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = (8, 5 ) and (x₂, y₂ ) = (- 2, 5 )

d = [tex]\sqrt{(-2-8)^2+(5-5)^2}[/tex]

   = [tex]\sqrt{(-10)^2+0^2}[/tex]

   = [tex]\sqrt{100}[/tex]

   = 10

In JKL,Q is the centroid and ML=48

MQ=______QL=_____

Answers

Answer: MQ=16, QL=32

Step-by-step explanation:

The centroid splits the median in a 2:1 ratio.

The measure of MQ and QL are 16 and 32 respectively.

What is centroid?

Centroid is the point on the median which divides it in the ratio 2:1.

The ratio of lengths QL and MQ will be 2:1.

[tex]\frac{QL}{MQ}=\frac{2}{1}\\QL=2MQ[/tex]

It is known that ML is the sum of MQ and QL.

MQ+QL=ML

Substitute QL=2MQ and ML=48 into the obtained equation.

MQ+2MQ=48

3MQ=48

MQ=16

Substitute MQ=16 into QL=2MQ

QL=2(16)

=32

Thus, the lengths are MQ=16 and QL=32.

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the polynomial function f(x) =-x^3 +x^2+14x-24

Answers

The answer should be f(x)= 3x^2 + 2x + 14

What’s 3/20 of a circle

Answers

The answer to what is 3/20 of a circle is 54 because we know a circle is 360 degrees so we divide that by 30 and we get 18. Now that we have 18 we multiply that by 3 and we get our answer of 54
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