radius of a sphere whose surface area is 154 cm”
Answers
Answered by
0
Answer:
Area of sphere : 4 x 22/7 x r x r = 154
: 88/7 x r x r = 154
: 88r x r = 154 x 7
: r x r = 1078/88
: r x r = 12.25
: r = 3.5
Step-by-step explanation:
Hey dude ur radius measure is 3.5 cm
Answered by
2
Answer:
radius = 7/2 cm
Step-by-step explanation:
surface area = 154cm ^2
4πr^2 = 154
r^2 = 154×7/22×4
r^2 = 49/4
r = 7/2cm
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