The length of a rectangular yard is 30 meters. The perimeter is at most 90 meters. Describe the width of the yard.

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

See attachment below and find the equivalent of tan(∠qsr)