What is the surface area of the rectangular prism shown below? A: 159
B: 294
C: 318
D: 378
(All squared)

How can we find the measure of an exterior angle if we know the measurement of an interior angle

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.

Write two subtraction equations that are equivalent to 5 + 12 = 17.