Alberto is painting a large triangle on one wall of his bedroom. the base of the triangle is 4 feet, and the height is 8 feet. it takes 0.2 quart of paint to cover 1 square foot. how many quarts of paint does alberto use?

The given triangle has a base of 4 feet, and the height is 8 feet.

To find the amount of paint used we need to find the area of the triangle .

Area of triangle can be found by the formula

A=

Area of the triangle =

Area of triangle =

It takes 0.2 quart of paint to cover 1 square foot

To cover 16 square foot amount of paint used = 16(0.2)= 3.2 quarts.

Alberto uses 3.2 quarts of paint.

think the answer would beb

x= cost per bracelet

number of bracelets * x + shipping charge = total cost

so

9x+9=72