7. The diameter of the moon is approximately one fourth of the diameter of the earth.
Find the ratio of their surface areas
Answers
Answered by
25
Answer:
diameter of earth = d
radius = r
diameter of moon. = d /4
radius = r /4
surface area of earth = 4π r^2
surface area of moon = 4π r^2
ratio = csa of earth
csa of moon
ratio = 4πr^2 = r^2
4πr^2 r^2
= (r) ^2
( r / 4 ) ^ 2
=. r^2 × 16
r^2
= 1: 16
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Answered by
6
Answer:
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