Diagonals in Quadrilaterals

The diagonals of a parallelogram

• are always congruent

• bisect each other

• are never congruent

• parallel

Diagonals bisect angles in what type of quadrilateral? (select all that apply)

• Parallelogram

• Rectangle

• Rhombus

• Square

• 1)

• 2)

• 3)

• 4)

If PQRS is a rectangle, PR = 9x+1 and QS = 13x-11, find TR.

• 3

• 14

• 8

• 63

If AC = 10x+6 and BE = 8x-6, find BD.

• 3

• 18

• 12

• 36

If a quadrilateral is a parallelogram, diagonals bisect each other.

• True

• False

In a parallelogram, diagonals bisect each other.

• True

• False

The shown quadrilateral is a rectangle. If AC is 10, what is the length of DE?

• 10

• 5

• 15

Which of these must have congruent diagonals? Check all that apply.

• Rectangle

• Square

• Rhombus

• Parallelogram

• Trapezoid

Given Rhombus TUVW. Find m∠4.

• 62

• 28

• 90

• 78