lilbbynxoxo
lilbbynxoxo
29-05-2017
Mathematics
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Anyone know how to do this?
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mreijepatmat
mreijepatmat
29-05-2017
Area of the rectangle: 7 x 4 = 28 cm²
Area of one right triangle =(7 x 3)/2 = 21/2
But the second right angle triangle also equal 21/2
Total area 28+21/2 + 21/2 = 49 cm²
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