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opp R. opp S. RTST. 40 9. 80 18. =. =. =. 4.4444. =. STRT. 9 40. 18 80. adj. to S. =. =. =. =. 0.2250. =. adj. to R. EXAMPLE 1. Find tangent ratios. Find tan S and tan R . Write each answer as a fraction and as a decimal rounded to four places.
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opp R opp S RTST 40 9 80 18 = = = 4.4444 = STRT 9 40 18 80 adj. to S = = = = 0.2250 = adj. to R EXAMPLE 1 Find tangent ratios Find tan Sand tan R. Write each answer as a fraction and as a decimal rounded to four places. SOLUTION tanS tanR
0.7500, 1.3333 0.5333, 1.8750 ANSWER ANSWER for Example 1 GUIDED PRACTICE Find tan Jand tan K. Round to four decimal places.