A tent is cylindrical to a height of 3m and a conical above it .the diameter of the base 105m and the height at a centre is 21m. Find the slant height of the conical part. Find in square metres the canvas required for the tent.
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Answer:
Height of conical part = 3m
Diameter of base = 105m
Height at the centre = 21m
Step-by-step explanation:
CSA of cylinder = 2πrh
2×22/7 × 105/2 × 21
22×105×3
6930m²
slant height = l = √( r² + h²)
l = √(52.5² + 3²)
l = √2756.25 + 9
l = 52.5
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