MCQ
The triangle whose vertices are (-3, 0), (1, -3) and (4, 1) is ________ triangle.
- Ascalene.
- ✓right angled isosceles.
- Cequilateral.
- DObtuse triangle.
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Assertion $(A)$
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Reason $(R)$
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At a point $P$ of a circle with centre $O$ and radius $12\ cm,$ a tangent $PQ$ of length $16\ cm$ is drawn. Then, the point of contact. $OQ = 20\ cm.$
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The tangent at any point of a circle is perpendicular to the radius through the point of contact.
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