CBSE Class 10 Answered
If A and B are acute in right angled 
ABC, then sin2 A + sin2 B =
ABC, then sin2 A + sin2 B =
Asked by preetisonips22 | 04 Jan, 2020, 05:44: PM
Expert Answer
In triangle ABC,
A and B are acute angles hence C is right angle.
A + B = 90
B = 90 - A
Sin2 A + sin2 B
= sin2 A + sin2 (90 - A)
= sin2 A + cos2 A
= 1
Answered by Sneha shidid | 05 Jan, 2020, 01:35: AM
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