# math

posted by .

what is the area of a triangle with 18 inches and the height is 12 inches she wants to cover the flag with red contruction paper how many square inches of paper will she need?

• math -

A = bh/2

## Similar Questions

1. ### math

Ricardo wants to cover a 8" by 10" by 5" box with contact paper How many square inches of caontact paper will he need?
2. ### 8th grade math

Jessica is creating a heart-shaped card to give to her valentine. She has folded a square piece of paper in half and traced the pattern onto one half of the folded paper. The pattern consists of a right triangle with hypotenuse of …
3. ### 3 grade math ms sue

1- IS THE AREA OF A PAPERBACK BOOK COVER CLOSER TO 28 SQUARE INCHES OR 28 SQUARE CENTIMETERS?
4. ### Math-Algebra 1

I Really Need Help With This Question!! What is the area of the label on the side of a soup can if the radius of the can is 2 inches, the height is 4 inches, & the label completely covers the sides?
5. ### Math

How many square inches of wrapping paper are needed to entirely cover a box that is 2 inches by 3 inches by 4 inches?
6. ### Math

Huong covered a box with sticky-backed decorating paper. The paper costs \$.03 per square inch. How much money will Huong need to spend on paper if the height of the box is 9 inches, width is 3 inches, and the length is 7 inches?
7. ### MATH

Oscar is giving his mother a new acquarium in the shape of a rectuangular prism. He is going to wrap it in colorful wrapping paper. He know that he needs exactly 2,948 square inches of paper to wrap the aquarium. If the acuqarium is …
8. ### Math

A right circular cylindrical can is 6 inches high , and the area of its top is 36 square root square inches . What is the minimum number of square inches of construction paper it would take to cover the lateral surface of this can …
9. ### Geometry

1.What is the perimeter of a rectangle with width 10 inches in length 13 inches?
10. ### Algebra

Robert wants to buy wrapping paper to cover a square-shapedpainting. To determine the size of the wrapping paper needed for the painting, he adds 9 inches to each side of the painting.Robert picks out wrapping paper with a perimeter …

More Similar Questions