Two sides of a triangle and the angle opposite one of them being given, show how to fiud the third side. ... 2. In a plane triangle, a = 27, b = 19, c = 40. Find B to seconds by means of the formula for tan a . 3. The sides of a triangle are 8 feet, 15 feet, and ... Find the sum of the areas of the two triangles in the ambiguous case.
|Title||:||Manual of plane trigonometry|