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Elodia [21]
2 years ago
5

(x+4)+(x+7)=81

Mathematics
1 answer:
klemol [59]2 years ago
6 0

In this article, I will show you how to find the area of a circle and express your answer in terms of pi (π). First, you'll need to familiarize yourself with the formula for calculating the area of a circle:

A = π * r²

Let's define our variables:

A: area of the circle

π: pi (a mathematical constant that is approximately equal to 3.141492 . . .)

r: radius of the circle (the distance from the circle's center point to its edge)

Typically, to find the area of a circle, we would simply plug in the circle's radius for r and 3.141592 for π. If so, our answer would be a number.

Therefore, the answer is 16π.

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What is the volume of the prism? enter your awnser in the box as a mixed number in simplist form​
liberstina [14]

Answer:

67 1/2 is a mixed number

Step-by-step explanation:

The volume of a prism, is the area of the cross section X the length:

In this case it is base × height × length:

6 × 4.5 × 2.5 = 67.5cm^3

= 67 1 / 2 as a mixed number

4 0
3 years ago
What is the equation of g(x)?
Ksenya-84 [330]

Answer:

g(x)=10^{x-3}

Step-by-step explanation:

Notice that function g(x) has the exat shape of function f(x), and it has just be translated to the right by 3 whole units.

Recall that horizontal translations to the right involve subtracting the number of units moved in the translation from the variable "x". therefore, in our case this means:

f(x)=10^x\\g(x)=10^{x-3}

4 0
3 years ago
Simplify the expression. 16 x 4 -4
Lorico [155]

Answer:

The answer is 60

Step-by-step explanation:

16 x 4 - 4

64 - 4

60

Hope this helped!

7 0
3 years ago
Determine the solution of the system. Show your work
Oxana [17]
First question:

1. Set equations equal to each other so 5x-9=2x+6
2. Put x's on one side so that 3x=15
3. Divide by 3 so that x=15
4. Substitute 15 in for x so that y=2(15)+6
5. Solve for y so that y=36
6. Thus the equations intersect at (15,36)

Second question:

1. Since for lines y=mx+b, and m=slope=3 you only need to write an equation with slope 3
2. y=3x+b, b can be any number
3 0
3 years ago
What is the value of the expression (−2 4/5)÷(−1.4)
AysviL [449]

Answer:

2

Step-by-step explanation:

3 0
3 years ago
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