Mathematics, 31.03.2021 21:10 layah7981

Jordana was shown this diagram of an isosceles trapezoid and its reduction. She was asked to find the perimeter of the reduced trapezoid. Her work is shown below.
30 cm
A
12 cm
4 cm
B
36 cm
Figures not drawn to scale.
Scale factor
Jordana's Work
4.
123
Side A
30x3 =10
Side B
30 x
10
3
Perimeter
10+ 10+4+4 = 28

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