14. evaluate each expression. write the answer using the appropriate units, as needed. a) πr2 when r = 2.4 cm. give your answer to the nearest tenth of a square centimetre?

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

The area of square garden is 300m squared. how long is the diagonal?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)