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Alika [10]
3 years ago
6

Do number 7 plz finding QR​

Mathematics
1 answer:
Elina [12.6K]3 years ago
6 0

Answer:

QR = sqrt(147)

Step-by-step explanation:

Since this is a right triangle, we can use the Pythagorean theorem

a^2 + b^2 = c^2

7^2 + QR^2 = 14^2

49 + QR^2 = 196

QR^2 = 196-49

QR^2 = 147

Taking the square root of each side

QR = sqrt(147)

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