Answer:
7x+12y
Step-by-step explanation:
Simplify
4x+9y+3(x+y)
<em>Use the distributive property to multiply 3 by x+y. </em>
4x+9y+3x+3y
<em>Combine 4x and 3x to get 7x. </em>
7x+9y+3y
<em>Combine 9y and 3y to get 12y. </em>
x = 3.96
apply the pitagoras theorem
x =
X=14 Y=14.
The question is not explained very well.
C. 707 cm^2
try the third option
At least I'm trying
