Question

In A PQR, right-angled at Q,PQ = 3 cm and PR = 6 cm. Determine angle P and angle R

Answer 1

because it's right angle triangle.

then PQ is side of breadth height of triangle and PR is hypotenuse

according to formula,

PQ² + QR² = PR²

then 3² + x = 6²

x = 3²

QR = 3