Make use of the fact that side lengths in similar triangles are proportional.
.. 30/18 = (20 +x)/20
.. 20*(30/18) -20 = x . . . . multiply by 20, subtract 20
.. 33 1/3 -20 = x . . . . . . . . evaluate the product
.. 13 1/3 = x
Answer: 336 sq ft
Step-by-step explanation: what is it even asking?
Answer:
i believe its x+5
Step-by-step explanation:
you add 13 to both numbers
First one C second one D sorry if I’m wrong
