26-9=$17.00
$1.00=10 texts
17*10=170 texts
170+650 texts= 820 texts
31 hope that helps have a good one
Use the following identities:

Also because the angle is in quadrant 3, sin must be negative.
Therefore

Subbing in tan = 0.958
Ertex angle:: x degrees
<span>base angle: x+15
</span>