GEOMETRY The formula for the area A of a trapezoid is A = ½h (a+b), where h represents the height, and a and b
represent the measures of the bases. The formula is solved for h.
A = (a + b)
2A=2.¹1h (a + b)
2A=h(a + b)
h(a + b)
(a + b)
2.4
(a+b)
2.4
(a + b)
=h
Original equation
Multiplication Property of Equality
Simplify.
?
Simplify.
What is the missing justification in the steps above?
OA) Multiplication Property of Equality
OB) Addition Property of Equality
OC) Subtraction Property of Equality
OD) Division Property of Equality
Done and Review
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