Find the surface area of the sphere with the given dimension. Leave your answer in terms of pi

radius of 40 m

a. 6400 pi m^2

b. 4800 pi m^2

c. 3200 pi m^2

d. 1600 pi m^2

What the slope of (8,-7) and (5,-3) ?

Herndrick wants to enlarge a photo that is 4 inches wide and 6 inches tall. the enlarged photo keeps the same rati. how tall is the enlarged photo if its 1 foot wide?

Simplify 3 y + 2 + 4y - 2y + 6 - 4 + 3 answer in the box

To increase an amount by 12% what single multiplier would you use

331 students went on the field trip six buses were filled and seven students traveling cars how many students are in each bus

Solve: 8+4/5 (15+2x) = -12 What should we do first? Finish solving it and what do you get for x? 1. - 20 2. 5 3. - 2

382.993 rounded to the nearest hundredth?

Their sum is 7, and their product is 15

Which expression has the same value as - 18: (-9) -18:2 -12: (-3) -10:5 -8: (-4)

Jim uses ribbon for bookmarks. Jim has 9 feet of ribbon. He uses 1/3 foot of ribbon to make each bookmark. What is the total number of ribbons Jim can make from 9 feet of ribbon?