Which property explains why these two expressions are equal? a(b + c) = a(c + b)
a) identity property
b) symmetric property
c) associative property
d) commutative property

Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

X² + 4y² = 36 the major axis runs along: a) y=4x b) x-axis c) y-axis