4. What is the decimal equivalent of each rational number? a. 720
b. -2320
c. 118
d. -60
22

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

An object in geometry with no width, length or height is a(n):