The surface area of 3D shapes
Find the height of a cylinder whose radius is 7 cm and the total surface
area is 968 sq.cm.
Answers
Answered by
1
Radius = 7 cm
Total surface area = 968
The height of cyclinder = 15 cm
Answered by
2
Step-by-step explanation:
total surface area of cylinder=2πr(r+h)
968=2×3.14×7(7+h)
968=2×3.14×49h 968=6.28×49h 968-6.28=7h. 961.72=7h
h=961.72/7
h= 138.2457142857....….
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