Find the dimensions of a rectangle (in m) with perimeter 68 m whose area is as large as possible. (Enter the dimensions as a comma-separated list.) m

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Ineed to know the answer to this algebra question.

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree