Mia bought a poster that was discounted $5 from an original price of $20. Which equation models how Mia can find the percent of discount?

1. $5 = x ?- $20
2. $5($20) = x
3. $5 = $20(x)
4. $5(x) = $20

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm