Answer:
4x² + 4y² + 8xy
Step-by-step explanation:
( 2x + 2y ) ( 2x + 2y ) = ( 2x + 2y )²
Formula : -
( a + b )² = a² + b² + 2ab
Here,
a = 2x
b = 2y
( 2x + 2y )²
= ( 2x )² + ( 2y )² + 2 ( 2x ) ( 2y )
= 2²x² + 2²y² + 8xy
= 4x² + 4y² + 8xy
The answer is A, it’s the only one that makes sense
Answer:
The family donated $52.50
Step-by-step explanation:
Larry's mom donated $7.50 ($15 ÷ $2=$7.50)
Larry's dad donated $25.00 ($5 x $5=$25.00)
Larry's sister donated $5.00 ($15 - $10=$5.00)
Larry donated $15.00
Geometry
The answer is D because the two sides add up to 180.
The correct answer is 31. I did it incorrectly the first time, but the answer is 31. :-) Thanks Olivia!