Mathematics, 08.09.2021 14:00 rodriguezg16

1. Determine if each of the following triangles is a right-angled triangle. For each right-angled triangle, state the right angle. (Check attached picture) The answers are:
(a) Yes; <B
(b) No
(c) No
(d) Yes; <O

I want to know how these answers came, like how can we determine if the triangle is a right-angled triangle or not and which angle is the right angle from the statements in the question.

1. Determine if each of the following triangles is a right-angled triangle. For each right-angled t

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1. Determine if each of the following triangles is a right-angled triangle. For each right-angled tr...