Find m∠1 and m∠3 in the kite. The diagram is not drawn to scale.

I need you to explain the answer. Thanks.

What is 60.9643790503 to 5 decimal

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.

Use stokes' theorem to evaluate c f · dr where c is oriented counterclockwise as viewed from above. f(x, y, z) = xyi + 5zj + 7yk, c is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 81.