Answer:
x ≈ 48.2°
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos x = =
, then
x = (
) ≈ 48.2° ( to the nearest tenth )
A boy is 10 years older than his brother. In 4 years he will be twice as old as his brother. Find the present age and write an e
1 answer:
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