Name:
Area of a Trapezoid
b = 16 cm
h = 8 cm
a = 10 cm
1
A= 2 h (a+b )
1
A= 2 8(10+16)
A= 4(26)
A= 104 cm2
Find the area of each trapezoid. Show your work.
a=11 m
a.
h=12 m
b=22 m
b=38 mm
h=26 mm
b.
a=24 mm
a=19 km
c.
h=16 km
b=19 km
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ANSWER KEY
Area of a Trapezoid
1
A= 2 h (a+b )
b = 16 cm
1
h = 8 cm
A= 2 8(10+16)
A= 4(26)
A= 104 cm2
a = 10 cm
Find the area of each trapezoid. Show your work.
a=11 m
a.
1
h=12 m
1
A= 2 h ( a + b )
A= 2 12(11+22)
A= 6(33)
A= 198 m
2
b=22 m
2
198 m
b=38 mm
h=26 mm
b.
1
1
A= 2 h ( a + b )
A= 2 26(24+38)
A= 13(62)
A= 806 mm
2
a=24 mm
2
806 mm
a=19 km
c.
1
h=16 km
1
A= 2 h ( a + b )
A= 2 16(19+19)
A= 8(38)
A= 304 km
2
b=19 km
2
304 km
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