CAN SOMEBODY PLEASE EXPLAIN IN A SIMPLE WAY HOW TO DO THIS IM SO LOST!! WILL GIVE BRAINLIEST

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.

Multiply sixth of sixty six by a half of ten show step by step method

Find the area of the surface obtained by rotating the curve z=4e^2y from y = 0 to y =1 about the y-axis. the area is square units