Explain how to use the formulas for the circumference of a

circle and the area of a rectangle to find the formula for

the area of a circle?

What is the first step in solving the equation 3,5n+6.4 = 42.5? Add 6.4 to each side of the equation. Subtract 6.4 from each side of the equation. Multiply each side of the equation by 3.5. Divide each side of the equation by 6.4.

4m^2*4m^3. how do i put this as a single power

The graph below shows the distance (y) between Hannah and her home, in km, after a certain time (x), in hours: Graph of first line going through ordered pairs 0, 4 and 2, 4. Graph of second line going through ordered pairs 2, 4 and 3, 2.

Consider the numbers 0, 10, 20, 30, and 40. Multiply each by 4 and compare the result to 60 to determine into which of the following intervals the answer to the question "What number can you multiply by 4 and then add 8 to the product to get 60?

A runner is running a 10 km race. It takes her 17.5 minutes to reach the 2.5 km mark. At that rate, how long will it take her to run the whole race?

How many altitudes are inside and outside an obtuse triangle

What is proportion of 18:72

Complete the solution of the equation. Find the value of y when x equals 6. - x+7y=8

Multiply and Simplify (x-10) (x^2 - 2x - 7)

Miguel Rodriguez borrow 200 from his brother Julio to pay for books and tuition. He agreed to pay Julio 6! months with simple annual interest at 6.