PQR is a triangle, right-angled at Q. If ∠PRQ = θ, side PQ = 3 units and side QR = 1 unit, find the
value of sin2
θ + cos2
theta
please answer this question I will mark first answer as brainliest
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PQR is a triangle, right-angled at Q. If ∠PRQ = θ, side PQ = 3 units and side QR = 1 unit, find the
value of sin2
θ + cos2
theta
please answer this question I will mark first answer as brainliest
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this is the answer pls mark me as the brainliest
Answer:
you can use the pyathagoras theorem