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39 square feet. this is 1/2 * 13 * 6

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15y ago

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How do you find area of triangle with base 10 feet and altitude 9 feet?

Area of a triangle = 1/2*base*altitude in square units Area = 45 square feet


A base of a triangle is 11 feet long and the altitude to that base is 8 feet what is the area of the triangle?

The area (A) of a triangle = 1/2 x base x altitude (or height). Area = 1/2 x 11 x 8 = 44 sq ft


What is the square feet of a triangle with a base of 25 feet and an altitude of 7 feet?

Area of a triangle: (1/2)*(Base)*(altitude) = (1/2)*(25 ft)*(7 ft) = 87.5 square feet.


What is the area of a triangle with a base of 11 feet long and altiude of 8 feet?

Area = 0.5 * base * altitude = 0.5*11*8 = 44 sq ft


What is the square feet of a triangle with a base of 21 feet and altitude of 12 and one half feet?

Area = 0.5*21*12.5 = 131.25 square feet


The area of a triangle is 6 square feet. The base is 3 times the height.What is the base of the triangle?

The base of the triangle is 6 feet


What is the area of a triangle that has a base of 8 feet and a height of 9 feet?

The area of triangle is : 36.0


What is the area of a triangle with a base of 15 feet and a height of 18 feet?

The area of triangle is : 135.0


Find the area of a triangle with a base of 32.6 feet and a height of 16.4 feet?

Area of a triangle = 1/2*base*height Area = 267.32 square feet


How do you get square feet into a triangle?

Square feet is a measure of area and does not have to be square. The area of a triangle is 0.5*base*height where the base and height are expressed in feet. (The height is the vertical distance from the apex t the base.)


What is the area of a triangle with a height of 8 feet and a base of 10 feet?

The area is 40 square feet. To find the area of any triangle... Divide the base by 2, then multiply by the height.


What is the area of a triangle with a base of 5 feet and a height of 14 feet?

Area of a triangle = (1/2) x (base) x (height) Can you take it from there ?