Simplify: (3*+ 2)
+3.5|3.9-7.31 – 21.34
17
OA) -15.23
OB) -4.44
OC) 17.9
OD) 38.24

Standard deviation of 19,29,21,22,23

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?