What system works with the circulatory system to provide oxygen to cells? Integumentary System
Respiratory System
Skeletal System
Digestive System

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0