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A shape can be broken into a rectangle and triangle. The rectangle has a base of 10 meters and height of 3.2 meters. The triangle has a base of 10 meters and a height of 4.2 meters.The irregular shape can be broken into a triangle and a rectangle as shown. Which expression could be used to determine its area?(10)(4.2) + (0.5)(10)(3.2) (0.5)(10)(4.2) + (10)(3.2) (0.5)(10)(7.4) + (10)(3.2) (10)(7.4) + (0.5)(10)(3.2) |
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