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Find the missing length indicated?
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Find the missing length indicated?

Find the missing length indicated?-example-1
User Gravitas
by
5.6k points

1 Answer

4 votes

Answer:

D. 15

Explanation:

Let the missing length be represented as x.

Thus:

(24 - x)/12 = x/20 => angle bisector theorem

Cross multiply

20(24 - x) = x(12)

480 - 20x = 12x

480 - 20x + 20x = 12x + 20x

480 = 32x

480/32 = 32x/32

15 = x

Missing length = x = 15

User Udit Gupta
by
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