SOLUTION: a triangle is 10cm wider that it is tall, the area is 28cm squared. find the height and base
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Question 266645: a triangle is 10cm wider that it is tall, the area is 28cm squared. find the height and base
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
Let the height = h.
base = h + 10
area = 28
---
The area of a triangle has the formula
---
from the given information, we get
multiply both sides by 2 to get
distribute to get
set = 0 to get
factor to get
solving we get
h = -14
and
h = 4
we can't use the -14, so our only answer is
h = 4 cm
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