Answer:
a
Step-by-step explanation:
SOHCAHTOA.
TOA=opposite/adjacent.
Tan45=100/h.
h tan45=100.
h×1=100.
h=100m
yes
91.1 cubic inches to 1 dp
4.5 X 4.5 X 4.5 = 91.125 cubic inches
or
4.5^3 = 91.125 cubic inches
sry dont know