Mathematics, 14.12.2019 07:31 kaleec
Jean needs to cut a triangular piece of tile for a mosaic. in order to cut it properly, she needs to know the measure of the unknown angle ? β as shown in the figure. the lengths of pq, qr, and pr are 90 millimeters, 77 millimeters, and 151 millimeters respectively. what is the value of the unknown angle?
select the correct answer below:
23
27
39
50
51
Answers: 1
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