To find the angle \( A \) such that \( \cos A = 0.25 \), we can use the inverse cosine function (also known as arccos).
Calculating:
\[ A = \cos^{-1}(0.25) \]
Using a calculator:
\[ A \approx 75.52^\circ \]
So, the correct response is:
75.52°
(1 point)
Responses
34.12°
34.12°
56.78°
56.78°
75.52°
75.52°
123.98°
1 answer
To find the angle \( A \) such that \( \cos A = 0.25 \), we can use the inverse cosine function (also known as arccos).
Calculating:
\[ A = \cos^{-1}(0.25) \]
Using a calculator:
\[ A \approx 75.52^\circ \]
So, the correct response is:
75.52°