How can i multiply fractions.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

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

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?