Find the area of the triangle. If necessary, round the answer to two decimal places.A = 20°, b = 12, c = 5
A. 8.26
B. 28.19
C. 30.19
D. 10.26
Answer: D
Mathematics
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A. (2, -1) B. (-1, 2) C. (-2, 1) D. (1, -2)
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Find the area of the rectangle or square.
A. 56 square meters B. 28 square meters C. 187 square meters D. 374 square meters
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Refer to this figure to decide whether the statement is true or false. 
?DEA and ?JEF have the same measure.
A. True B. False
Mathematics