Question

b. APQR, where ZP = 90°, PQ = 3 cm and PR = 4 cm.
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Answer 1

Answer:

QR= 5

Step-by-step explanation:

By Pythagarous theorem

PQ^2 +PR^2 = QR^2

3^2 + 4^2 =QR^2

9 + 16 = QR^2

25 = QR^2

QR = 5