chapter 1 Geometric Twins - Part 4

If △ABC ≅ △PQR, ∠A = 50°, and ∠B = 70°, what is the measure of ∠R?

Type: MCQ • Marks: 1
If △ABC ≅ △PQR, ∠A = 50°, and ∠B = 70°, what is the measure of ∠R?
Options
A. 60°
B. 50°
C. 120°
D. 70°
Explanation
∠C = 180° - (50° + 70°) = 60°. By CPCT, ∠R = ∠C = 60°.
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Class 7th Ganita Prakash 2

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