Question

HALP ME PLS I HAVE A TEST I TRIED JAM BOARD, BUT IT DIDNT WORKKK

Answer 1

Explanation:

1) 0.9 x 2 x π = 1.8π ft

2) 1.6π ft

3) 0.1 x 2 x π = 0.2π yd

4) 0.6π ft