November 29, 2015

Homework Help: Trig

Posted by sarah on Monday, April 12, 2010 at 7:21pm.

The lengths QR, RP, and PQ in triangle PQR are often denoted p, q, and r, respectively.
What do the formulas 1/2 pq sinR and 1/2 qr sin P mean? After you justify the
equation 1/2 pq sinR = 1/2 qr sin P, simplify it to a familiar form.

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