15) Find the slant height of the frustum of cone of height 5cm and difference blw the radio of two circular end is 12cm
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Step-by-step explanation:
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Step-by-step explanation:
height = 5cm
diff b/w radii of two circular ends = 12cm
to find : slant height
(slant height)² = (height)² + (r1 - r2)²
= 5²+12²
= 25+14 ( slant height )² = 169
slant height = √169
= 13 cm
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