Given: ∠CDE ≅ ∠CED, ∠A ≅ ∠B, Prove: DE ∥ AB

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The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges