coltonmcclellan
coltonmcclellan coltonmcclellan
  • 16-02-2018
  • Mathematics
contestada

a triangle had height of 15 in and area of 120in2. What is the length of the base?

Respuesta :

jimthompson5910 jimthompson5910
  • 16-02-2018
Area of triangle = (base*height)/2
120 = (b*15)/2
120*2 = 15b
240 = 15b
15b = 240
b = 240/15
b = 16

The base is 16 inches

As a check
Area = (base*height)/2
Area = (16*15)/2
Area = 240/2
Area = 120
The answer is confirmed
Answer Link

Otras preguntas

How can b^2+9b+14 be re-written?1) (b+7) (b-7)2) (b-7) (b-2)3) (b+7) (b-2)4) (b+7) (b+2)
name the four southwestern states where many Mexicans lived originally or settled
How many heart chambers does a shark have?
1,352 pounds is what fraction short of a ton? A) 169/250             B) 77/100               C)13/20             D140/223
Jonathan has been on a diet since January 2013. So far, he has been losing weight at a steady rate. Bases on monthly weigh-ins, his weight, w, can be modeled by
What is the size and shape of a super volcano?
What organs work with skin?
I need a Amazon tribe name please! Need for Monday
which expression is equivalent to x^4-y^4?
What challenges did the californios face?