Find the height of a triangle with area of 81 square meters and a base of 9m.
2007-09-09 09:01:14 · 5 answers · asked by zerokun4 1 in Science & Mathematics ➔ Mathematics
(1/2) b h = 81
(1/2) 9 h = 81
h = 162 / 9
h = 18
Height = 18 m
2007-09-13 07:43:18 · answer #1 · answered by Como 7 · 0⤊ 0⤋
Area = 1/2 * base * height 81 = 1/2 * 9 * h h = 81 * 2 / 9 = 18m
2016-05-20 07:53:08 · answer #2 · answered by Anonymous · 0⤊ 0⤋
Area of a triangle = 1/2 *base* height
81=1/2*9*h
81=4.5*h
h=81/4.5
h=18
2007-09-09 09:15:35 · answer #3 · answered by Mareee :D 1 · 1⤊ 0⤋
let hm= height, base b=9m
area of triangle=1/2 b*h=81
bh=162
9h=162
h=18m ANS.
2007-09-09 09:13:08 · answer #4 · answered by Anonymous · 0⤊ 1⤋
9h/2=81
9h=162
h=18
have yourself a good day
2007-09-09 09:05:25 · answer #5 · answered by climberguy12 7 · 1⤊ 0⤋