Use reference angles to find the exact value of the expression.sin 765°
A. - 
B. 
C. 
D. - 
Answer: B
Mathematics
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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to the nearest 0.1°. Find B if a = 12 m and c = 20 m.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine whether the given equation is an identity.5(2x - 31) = 10x - 155
A. Yes B. No
Mathematics
Solve the proportion.
Mathematics
Tell which brand is the better buy.Brand X: 8 ounces for $2.80; Brand Y: 12 ounces for $4.32
A. Brand X B. Brand Y C. The brands are equal values. D. Not enough information is provided.
Mathematics