Question

Assessment: Solve Me!

Answer 1

Answer:

1 . option b

2. option d

Step-by-step explanation:

1) Diameter = 8cm

  Radius = 8/2 = 4cm

2) Diameter = 8cm

   Radius = 4cm

   $Volume = \frac{1}{3} \pi r^2h = \frac{1}{3} \pi 4^2 \times 15 = 16 \pi \times 5 = 80 \pi = 251.2cm^3$