Question

Recommendations 2 Skill plans Math Level K > * HH.5 Trigonometric ratios: find an angle measure RSS You have priz Find mZS. Q 7 1 R 5 S Write your answer as an integer or as a decimal rounded to the nearest tenth. mZS = 0

Answer 1

Recall that in a right triangle:

`\cos\theta=(AdjacentLeg)/(Hypotenuse).`

Therefore, from the given diagram we get:

`\cos S=(5)/(7).`

Then:

`S=\cos^(-1)(5)/(7)\approx44.42º.`

Answer:

`m\angle S=44.4º.`