Quadrilaterals Question
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Concrete workers are busy preparing to pour a rectangular patio in Mr. Christian's backyard. The workers have laid out, using boards, what appears to be a rectangle to frame where the cement will go. What could the workers do to ensure the patio is really rectangular before pouring the cement?
- Determine if the opposite sides are congruent.
- Determine if the diagonals are congruent.
- Determine if the opposite angles are congruent.
- Determine if the diagonals are perpendicular.