Parallelogram Theorems: Quick Check-in

Interact with each app for a minute or two. As you do, be sure to move LARGE POINTS around and be sure to mess with both sliders as well! Please answer the question that comes after each app.

The animation above illustrates which of the following?

적용되는 모든 것을 선택하세요.

A
If a quadrilateral is a parallelogram, then both pairs of opposite sides are congruent.
B
If a quadrilateral is a parallelogram, then both pairs of opposite angles are congruent.
C
If a quadrilateral is a parallelogram, then its diagonals bisect each other.
D
Vertical angles are congruent.

답안을 점검하세요 (3)

The animation above illustrates which of the following?

적용되는 모든 것을 선택하세요.

A
If a quadrilateral is a parallelogram, then both pairs of opposite sides are congruent.
B
If a quadrilateral is a parallelogram, then both pairs of opposite angles are congruent.
C
If a quadrilateral is a parallelogram, then its diagonals bisect each other.
D
Vertical angles are congruent.

답안을 점검하세요 (3)

The animation above illustrates which of the following?

적용되는 모든 것을 선택하세요.

A
If a quadrilateral is a parallelogram, then both pairs of opposite sides are congruent.
B
If a quadrilateral is a parallelogram, then both pairs of opposite angles are congruent.
C
If a quadrilateral is a parallelogram, then its diagonals bisect each other.
D
Vertical angles are congruent.
E
If a quadrilateral is a parallelogram, then each diagonal intersects the other diagonal at its midpoint.

답안을 점검하세요 (3)

Parallelogram Theorems: Quick Check-in

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