<A and <B are complimentary angles of right triangle ABC cis A = 0.83 and cis B = 0.55 what is sin A + sin B A. 0.28
B. 1
C. 0.38
D. 1.38

i believe the answer is letter c) 8

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

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