A cone has radius 30 cm and height 40 cm. What is its slant height?
शंकु की त्रिज्या 30 cm और ऊंचाई 40 cm है तो तिर्यक ऊंचाई कितनी होगी?
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Correct Answer
B. 50 cm / 50 cm
Explanationl = √(30² + 40²) = √2500 = 50 cm.
l = √(30² + 40²) = √2500 = 50 cm।