triangle height formula

(a) When the altitude falls within the base. In D ABC, AD is its height. Let AD = h and BC = a. Prove that In D ABC, In D ACD, ..

Find the area of an equilateral triangle with height 8in. => ( 6 4 3 ) in 2 or ( 1 6 3 ) in 2 or ( 6 5 3 ) in 2 or ( 3 2 3 ) in 2..

If the height of the triangle in the figure is decreased to 4 in., what happens to the area of the triangle? => It is decreased from 38.5 to 22 square inches. or It is decreased from 99 to 44 square inches. or It is decreased from 99 to 22 square inches. or It is decre..

What is the height of the triangle, if the triangle and the parallelogram have the same base and the same area? => h = 2H or H = h or 2 h = H or None of the above..

What is height of triangle DCB, if the area of triangle ADC is half the area of triangle DCB? => H = 2 h or H = 4 h or H = h 2 or h 2 = H..

By how many times will the area of a triangle increase, if the base and the height are increased by 3 times? => 3 times or 9 times or 12 times or 4 times..

Find the area of an equilateral triangle whose height is 10 in. => ( 1 0 0 3 ) in 2 or ( 2 0 3 ) in 2 or ( 2 0 0 3 ) in 2 or ( 1 0 3 ) in 2..

What is the height of the triangle, if the base of the triangle is twice the height, and its area is 225 ft 2 ? => 16 ft or 19 ft or 15 ft or None of the above..

The height of a triangle is the successor of the number that is one-third its base. The area of the triangle is 45 sq.ft. Find its base and height. => base = 16ft, height = 25ft or base = 13ft, height = 15ft or base = 5ft, height..

Find the area of the triangle whose height is 8 ft and base is three times its height. => 192 ft 2 or 101 ft 2 or 91 ft 2 or 96 ft 2..