Find the Heigh of a traingular sign whose are is 120in squared and whose base is 15 inch.?

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Anyone know how to do this? thx

2007-02-22 13:30:37 · 3 answers · asked by Torrent4223 1 in Science & Mathematics ➔ Mathematics

Area = 1/2 base * height

120 = 1/2(15) * h

h = 120 * 2/15 = 240/15 = 16

2007-02-22 13:33:54 · answer #1 · answered by tony1athome 5 · 0⤊ 0⤋

A = 1/2 bh

120 = 1/2 (15)h

240 = 15h

h = 16

2007-02-22 21:33:33 · answer #2 · answered by richardwptljc 6 · 0⤊ 0⤋

Area = Half the base x perpendicular height (h).

Area = 7.5 x h

120 inÂ² = 7.5 x h

h = 120 Ã· 7.5 = 16 in.

2007-02-22 21:37:38 · answer #3 · answered by Norrie 7 · 0⤊ 0⤋