Describe the shape below
a. a regular 8-sided (octagon) polygon
b. a 5-sided (pentagon) simple polygon
c. a 6 sided (hexagon) convex polygon
d. a 7 sided (heptagon) concave polygon

What is always true when two whole numbers are subtracted?

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment