proofs with quads prior knowledge

Which angles on the parallelogram are alternate interior angles?

• 1 and 4

• 6 and 3

• 2 and 4

• 5 and 6

Which angles on the parallelogram are congruent to angle 5?

• 4

• 1

• 2

• 6

The parallelogram can be split to 2 congruent triangles. Which angle corresponds with angle 3?

• 4

• 1

• 2

• 6

Which angles are the vertical angles?

• 10 and 6

• 7 and 8

• 1 and 3

• 3 and 2

The parallelogram makes angle 8 congruent with angle

• 7

• 10

• 9

• 4

How many triangles are there in this figure?

• 4

• 10

• 6

• 8

ABDC is a parallelogram. What additional information is needed to make it a rectangle?

• Right angles at A, B, C, and D

• AB and CD are congruent

• CB is a shared side

• All parallelograms are rectangles

ABDC is a rectangle. What additional information is needed to make it a parallelogram?

• Right angles at A, B, C, and D

• AB and CD are congruent

• CB is a shared side

• All rectangles are parallelograms

A rhombus is ___________ a square

• always

• sometimes

• never

A square is ___________ a rectangle.

• always

• sometimes

• never