formula to find height of triangle

In D ABC, B = 42 o 36', C = 50 o 12' BC = 100 m. Find AD.Using (where a is the bas..

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 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..

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 base of a triangle measures 30 cm and its height measures 12 cm. Find the area of the triangle. => 180 cm or 180 cm 2 or 182 cm 2 or 360 cm 2..

What is the area of the triangle, if the height of the triangle is two times the base and the base length is 7 m? => 11 m 2 or 49 m 2 or 5 m 2 or 9 m 2..

An object seen through a telescope is in the form of a right triangle. If the actual height and base of the object is 43 and 19 in respectively, and the height is 3 in through the telescope, then find the length of the base of the triangle. => 1.82 ..

If the broadcast is made from a height h above the ground, no reception by direct signals is possible beyond the points A and B. The distance up to which signals can be received can be calculated in terms of h and the radius R of the Earth. In the right-angled triangle CBP, ..

The base is equal to its corresponding height in a triangle. Find the base length of the triangle, if its area is 50 in.². => 9 in. or 8 in. or 11 in. or 10 in...