A ballon is expanding because of the pressure inside it such that it preserves its shape , then the average rate of change of its surface area with respect to its radius
length when its radius length changes from 7 cm. to 9 cm. equals
​

30 in the diagram line e and made parallel to each other and line p and q are transversal. use properties of special angles formed by parallel lines and their transversals to find the missing angle measures. m< 3=65 m< 15=120 m< 7= m< 4= m< 6= m< 1= m< 16= m< 18= m< 21= m< 10= m< 11= m< 12=

Which system of linear inequalities is represented by the graph?

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.