Amy is shopping for a new couch. she finds one that she likes for $800, but her budget is $640. how much for a discount does she need in order to be able to afford the couch?

20%

Step-by-step explanation:

$800.00 - $640.00=$160.00 / $800.00= .2 or 20%

complete the steps to find the area of the trapezoid.

area of rectangle = 256   square units

area of triangle 1 = 24  square units

area of triangle 2 = 16  square units

area of triangle 3 =   96 square units

area of trapezoid = 120  square units

step-by-step explanation:

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign