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24 votes
24 votes
Find the length BC

Very confused, my calculator won’t solve what I thought was the correct equation, so some help is very much required. Thanks!

Find the length BC Very confused, my calculator won’t solve what I thought was the-example-1
User Emiel Zuurbier
by
3.4k points

1 Answer

20 votes
20 votes
Answer:

The length of BC = 12

Explanation:

c^2 = a^2 + b^2

15^2 = 9^2 + b^2

225 = 81 + b^2

b^2 = 225 - 81

b^2 = 144

b = 12

The length of BC is 12
User Tom Bevelander
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2.9k points