EXAMPLE 1 Find sine ratios Find sin S and sin R. Write each answer as a fraction and as a decimal rounded to four places. SOLUTION sin S = opp. S hyp = RT SR = sin R = opp. R hyp = ST SR =

GUIDED PRACTICE for Example 1 Find sin X and sin Y. Write each answer as a fraction and as a decimal. Round to four decimal places, if necessary. SOLUTION sin X = opp. X hyp = ZY XY = sin Y = opp. Y hyp = XZ XY =

GUIDED PRACTICE for Example 1 Find sin X and sin Y. Write each answer as a fraction and as a decimal. Round to four decimal places, if necessary. SOLUTION sin X = opp. X hyp = ZY XY = sin Y = opp. Y hyp = XZ XY =