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In the figure, a triangular board ABC is right-angled at B. The lengths of the two legs are 15 cm and 20 cm. If it is rotated about its hypotenuse, two circular cones are obtain…

In the figure, a triangular board ABC is right-angled at B. The lengths of the two legs are 15 cm and 20 cm. If it is rotated about its hypotenuse, two circular cones are obtain…
asked 78.0k views
2 votes
In the figure, a triangular board ABC is right-angled at B. The

lengths of the two legs are 15 cm and 20 cm. If it is rotated about its
hypotenuse, two circular cones are obtained.

(a) Find the height BN of the board with AC as the base.​

In the figure, a triangular board ABC is right-angled at B. The lengths of the two-example-1
asked
User GrahamMc
by
8.1k points

2 Answers

4 votes

off topic but Omg armyyy

answered
User DanCouper
by
7.7k points
3 votes

Measure of BN = 12 cm

solution in attached image !!

In the figure, a triangular board ABC is right-angled at B. The lengths of the two-example-1
answered
User Dario Pellegrini
by
7.9k points
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