Work out the perimeter of this semicircle. Take a to be 3.142 and write down all of the digits given by your calculator.
18 cm

Use properties to rewrite the given equation. which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p?

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

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?