Answer:
Step-by-step explanation:

12^2+5^2= 169
Square root of 169= 13
The answer is 13ft
We have that
<span>a triangle’s original dimensions are 24 cm by 40 cm
scale factor=2.2
then
</span>a triangle’s enlargement dimensions=[scale factor]*original dimensions
a triangle’s enlargement dimensions=[2.2]*24------> 52.8 cm
a triangle’s enlargement dimensions=[2.2]*40------> 80 cm
the answer is
a triangle’s enlargement dimensions will be 52.8 cm by 80 cm