ayoismeisalex
05.05.2020 •
Mathematics
What is the measurement of angle A to the nearest degree?
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Ответ:
∠ A ≈ 51°
Step-by-step explanation:
Using the Sine rule in the triangle, that is
= ( cross- multiply )
9 × sinA = 7 × sin95° ( divide both sides by 9 )
sinA = ≈ 0.7748 , thus
A = (0.7748) ≈ 51° ( to the nearest degree )
Ответ: