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How to solve for the letter y
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How to solve for the letter y

How to solve for the letter y-example-1
User Clement Osei Tano
by
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1 Answer

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ratio and proprtion

if the leftmost side is z
we know that 2 triangles that are congruent have sides in same ratio

so

x:8:9=z:9:y

8:9=9:y
8/9=9/y
times 9y both sides
8y=81
y=10 and 1/8
User Vanzylv
by
7.8k points
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