Given:
△def
df = ef
prove:
∠3 = ∠4
which of the following statements would be the reason in line 4 of the proof?
definition of supplementary.
two ∠'s supplementary to equal ∠'s are =
substitution

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Explain how the quotient of powers was used to simplify this expression.

The height of a box can be found by dividing its volume by the area of its base,bottom.what is the height of a box that has a volume of 26.35 cubic centimeter and a base area of 4 1/4 square centimeter?