Whats the circumference of a circle with a radius of 21 meters

8/m-9=6/m-8 What does m equal?

13 liters is approximately how many gallons (give answer in decimal form to the nearest tenth).

A circle is described by the equation (x-12) 2 + (y-32) 2=49. What are the coordinates for the center of the circle and the length of the radius?

I deposited 1000 into an account with 3% interest and kept it there for 4 years. A. How much money would I have if the interest was simple interest? B. How much money would I have if the interest was compound interest?

Use the distributive property to write an expression that is equivalent to 7 (3*-4)

Log 8x - log 2 = log 32

Use a transformation to solve the equation. h + (-3) = - 0.6 h = 3.6 h = - 2.4 h = 2.4 h = - 3.6

the expressions 4b-6 and 2b+4 represent the lengths of the diagonals of parallelogram wxyz for what value of b is wxyz a rectangle

2x+y=12 and 2x+6y=-8

A stretch of highway that is 12 1 4 12 4 1 12, start fraction, 1, divided by, 4, end fraction kilometers long has speed limit signs every 7 8 8 7 start fraction, 7, divided by, 8, end fraction of a kilometer.