#4 I need help on. Thanks! (?)
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To find the area you just find the area of each triangle.
To do this use the formula b×h×.5=A
6×4×.5=A
A=12
Now you just multiply 12 by 4. The reason you multiply by 4 is because you have 4 triangles that make up the rhombus. The area of the rhombus is 48cm²