1. Find the value of x to the nearest tenth A. 19.2 B. 20.8 C. 21.3 D. 19.7
2 answers:
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ANSWER
EXPLANATION
The given triangle has a right angle.
The side opposite to the 45° angle is 7 units.
To find angle x, we use the tangent ratio.
Recall the mnemonics TOA, which means,
To find y, we use the sine ratio, which means