What is the approximate perimeter of the parallelogram shown in the below coordinate plane? A
7

B
9.9

C
14

D
19.8

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

(x-5)1/2+5=2 what is possible solution of this equation

Define the type of sequence below. 7, 14, 28, 56, 112, a. neither arithmetic nor geometric b. arithmetic c. both arithmetic and geometric d. geometric