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Does anyone know the answer to this?
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1 vote
Does anyone know the answer to this?

Does anyone know the answer to this?-example-1
User Ginger Ninja
by
5.6k points

1 Answer

4 votes

Answer:

10.5.

Explanation:

By similar triangles:

IJ / 21 = 8 /(8+8) = 1/2

IJ / 21 = 1/2

IJ = 1/2 * 21

= 10.5.

User AmGates
by
5.7k points
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