Help me ASAP please I give brainalist

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²