Answer:
-4f-5
Step-by-step explanation:
M
a
t
h
w
a
y
Answer:
when
.
Step-by-step explanation:
Given: 
To find: Value of
, substituting the known value of 
We have,

Putting
in equation
, we get


Hence, the value of
is
, when the value of
is
.
Answer:
π×10^2=314.15
Step-by-step explanation:
hope it helps
Just multiply the two, your answer should be 21.06
Answer:
A
Step-by-step explanation:
Since the pyramids are similar, the scale factor will be 3. So the height of the small pyramid is 6.3/3=2.1. The volume will be (1/3)*(2.1)*(2.3)^2=3.70