When is a rhombus a rectangle?
à. when its sides are parallel
b. when its angles are convex angles
c. when its angles are right angles
d. when its sides are congruent

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

What is the radical expression that is equivalent to the expression 27 1 over 5?

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?