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gtnhenbr [62]
3 years ago
8

What is the length of the missing leg 15 and 9 meters

Mathematics
1 answer:
Brilliant_brown [7]3 years ago
4 0

Answer: 12

Step-by-step explanation: I assume you are talking about a triangle in which the Hypotenuse is 15 and leg A is 9

in this case we have to use a reverse pythagorean theorem

the original one is a^ + b^ = c^ then reverse it to get c^ - a ^ = b^

we know that C is 15 and A is 9 so substitute

15^ - 9^ = b^

15 ^ = 225 and 9^ = 81 so substitute again

225 - 81 = b^ then subtract

144 = b^  you know that the square root of 144 is 12 because 12 x 12 = 144

so 12 is the last side

hope this helps mark me brainliest if it did

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the ratio of girls to boys in the sixth grade is 5:3. If there are 400 sixth graders, how many boys are there?
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