Aright triangle abc is shown below:

the area of the triangle above will equal one half of a rectangle that is 5 units long and __ units wide.

Which graph represents the solution of the inequality?

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?