﻿ A triangle PQR is inscribed in the circle x2 + y2 = 25. If Q and R have coordinates (3, 4) and (–4, 3) respectively, then ∠QPR is equal to : Kaysons Education

# A Triangle PQR is Inscribed In The Circle x2 + y2 = 25. If Q and R have Coordinates (3, 4) And (–4, 3) Respectively, Then ∠QPR is Equal To

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## Question

### Solution

Correct option is

We know that  being the centre (0, 0) of the given circle x2 + y2 = 25. (Fig) Let m1 = slope of OQ = 4/3 and

m2 = slope ofOR = –3/4

As                     m1m2 = –1, ∠QOR = π/2

#### SIMILAR QUESTIONS

Q1

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Q2

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Q9

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Q10

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