a cone of height of 12 cm has a base radius of 5 cm find it's lateral surface area
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Answer:
formula of lateral surface area of come is πrl
Step-by-step explanation:
we need to find the slant height (l)
formula of slant height
l = √r²+h²
l = √(5)² + (12)²
l = √25+144
l = √169
l = 13
now we got the slant height,
LSA,
22/7 * 5 *13
204.28(ANS)
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