Question 465849
For a triangle: Area = .5*base*height


For you: Area = 150 and height = 20


Plugging those into the formula, you get {{{150=.5*base*20}}}
Multiply .5 and 20: {{{150=10*base}}}
To get base by itself, divide by 10 on both sides: {{{15=base}}}


The base is 15 cm.