what is the ratio of a total Surface area of the soild hemisphere to the square of its radius
Answers
Answered by
0
Step-by-step explanation:
Total surface area:square of radius
3pi r^2 : r^2
That is 3pi : 1
That's answer
Answered by
12
Answer:
1
Let radius of the hemisphere =r
square of its radius = r^2
ratio=(tsa of hemisphere)/radius ^2
=2*pi*r^2/r^2
=(2*22)/7
=44/7
=44:7
ANSWER-2
tsa of hemisphere is 3πr²
ratio=tsa of hemisphere/radius²
=3πr²/r²(r² gets canceled off)
=(3×22/7)
66/7=66:7
plz amrk me
Similar questions