Q18 of 124 Page 364

If we rotate a right-angled triangle of height 5 cm and base 3 cm about its base, we get:

When a right angled triangle of height 5 cm and base 3 cm is rotated about its base in full turn, then we will get a cone of height 3 cm and base of radius 5 cm.

So the correct answer is D.

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