225k views
5 votes
The formula for the area of a triangle is . What is the length of the base, b, of a triangle with an area, A, of 110 m2 and a height, h, of 10 m?

1100 m

22 m

2200 m

11 m

1 Answer

3 votes

Answer:

b = 22 m

Explanation:

The formula for calculating the area (A) of a triangle is

A =
(1)/(2) bh

multiply both sides by 2 to eliminate the fraction

2A = bh ( divide both sides by h )

b =
(2A)/(h), hence

b =
(2(110))/(10) =
(220)/(10) = 22 m


User PiotrO
by
7.0k points