8. What 3 dimensional shape has 4 triangles that are all the same size and a square?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Which of the following circles have their centers in the third quadrant?