The second choice is the correct one.
The volume of a rectangular pyramid = 1/3 ×Area×height
=1/3×L×W×H
if the dimensions were doubled
therefore,
V=1/3 × (9×2)×(14×2)×(10×2)
=1/3×18×28×20
=3360 cubic centimetres
Answer:
56+56=112 16kg
112+42=154 42 = 6kg
Step-by-step explanation:
Answer:
$1512
Step-by-step explanation:
$9/hr * 28hr/week * 6week
=$1512/week
