- AEquilateral
- BScalene
- CRight-angled
- DIsosceles but not equilateral
Step-by-Step Solution
OA = 6. OB = . AB = . All three sides are 6, so it is equilateral.
Answer: A) Equilateral
The points O(0, 0), A(6, 0) and B(3, ) are joined. The triangle OAB is:
Class 10Classifying Shapes by CoordinatesGeometry — Coordinates
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