The radius of a circle is 2 centimeters. What is the circle's area? r=2 cm Use 3.14 for . square centimeters.

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image

The area (in square feet) of an x-foot-wide sidewalk can be modeled by y=-0.002x^2+0.006x.what is the width of the sidewalk to the nearest foot?

Find the circumference of each circle. use 3.14 for . 15 cm 6 yd 2 m 13 ft. find the area of each circle. use 3.14 for t. 26 m 15 ft. 19 yd. 7.5 mm