What is the equation in slope-intercept form of the line that passes through the point (10, 12) and is perpendicular to
y = − x + 8?

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.