A triangle is 20 in tall and 5 in wide. If it is reduced to a width of 1 in then how tall will it be?
Mathematics
lopezraquell201
Question
A triangle is 20 in tall and 5 in wide. If it is
reduced to a width of 1 in then how tall will
it be?
reduced to a width of 1 in then how tall will
it be?
1 Answer

1. User Answers wegnerkolmp2741o
Answer:
The triangle should be 4 inches tall
Stepbystep explanation:
We can write a proportion to solve. Put the height over the width
20 x
 = 
5 1
Using cross products
20*1 = 5*x
20 = 5x
Divide by 5
20/5 = 5x/5
4 =x
The triangle should be 4 inches tall