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In-s [12.5K]
3 years ago
10

A circular parachute used in a school gym has a radius of 6 feet what is this circumference, in feet, of the parachute?

Mathematics
1 answer:
melomori [17]3 years ago
7 0
The formula to find the circumference is C=2pi(r). Just multiple 2 time 3.14 times six(the radius). You should get 37.68 ft for your answer
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100 Points
Alexus [3.1K]

Answer

-2c+5/6

hope it helps

5 0
3 years ago
47. A car travels at a constant speed of 50 miles per hour.
SIZIF [17.4K]

Answer:

The inverse of the given function is $t(d)=\frac{d}{50}$. The time taken to travel 180 miles is 3.6 hours.

Step-by-step explanation:

It is given that a car travels at a constant speed of 50 miles per hour. A function for distance traveled is also given as d(t)=50t.

It is required to find the inverse of the function by expressing the time travel in terms of distance traveled and also find t(180).

To find the inverse, express time traveled in terms of distance traveled using normal algebraic methods and then substitute 180 for t and explain its results.

Step 1 of 2

The given function is d(t)=50t.

Consider d(t) as d and t as t(d) and rewrite the equation.

The rewritten function is d=50 t(d)

Divide by 50 on both sides of the equation.

$$\begin{aligned}&d=50 t(d) \\&\frac{d}{50}=\frac{50 t(d)}{50} \\&t(d)=\frac{d}{50}\end{aligned}$$

Step 2 of 2

Substitute 180 for $t$ in the simplified expression and interpret the results.

$$\begin{aligned}&t(d)=\frac{d}{50} \\&t(d)=\frac{180}{50} \\&t(d)=3.6\end{aligned}$$

The time taken to travel 180 miles is 3.6 hours.

3 0
2 years ago
Suppose m is directly proportional to the cube of x and that when x=2 m=4
AlladinOne [14]

Answer:

A.)x=3 m=6

Step-by-step explanation:

A.)3 multiplied by two is 6, (B.) m=120 120/2 x=60

7 0
2 years ago
A rubber ball is thrown 16m into the air. The ball falls, rebounds to half its previous
dexar [7]

Answer:

  • 63 m

Step-by-step explanation:

<u>The first time:</u>

  • 16 m up and 16 m down  =  32 m

The second time and each time after, half of the previous distance

<u>This is a GP with the first 6 terms:</u>

  • 32, 16, 8, 4, 2, 1

<u>Sum of the distances:</u>

  • 32 + 16 + 8 + 4 + 2 + 1 = 63 m
8 0
3 years ago
Read 2 more answers
Solve for y <br> y - 2x = 15 ​
Kamila [148]

Answer:

y=2x+15

Step-by-step explanation:

Add 2x to both sides of the equation.

4 0
3 years ago
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