The Raphine family increased the square footage of their family room by 33 1/3% to 240 square feet. What was the original square footage of the room? HELP PP

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you probably already have the answer but anyways it's b. 15.0

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

i dont get the question

step-by-step explanation: