The area of polygon mnopqr = area of a rectangle that is 15 square units + area of a rectangle that is square units. (input whole numbers only, such as 8.)

numerical answers expected!

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7