Rhombuses, Squares, and Rectangles

ABCD is a rectangle.  m∠BCE = 4x-23 and m∠DCE = 5+5x.  Find m∠BCE. 

• 25

• 12

• 130

• 32

A rhombus is a parallelogram with...

• four congruent angles

• four right angles

• four congruent sides

• two congruent sides

A rectangle is a parallelogram with...

• four right angles

• four congruent sides

• two sides parallel

• None of the above

A square is a parallelogram with...(read all options before selecting)

• four right angles

• four congruent sides

• four right angles and four congruent sides

• none of the above

Name the following shape: 

• Rhombus

• Rectangle

• Square

ABCD is a rectangle.  m∠BCA = 58.  Find m∠BAC. 

• 90

• 58

• 64

• 32

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

• 3

• 18

• 12

• 36

Which property is shown in the parallelogram that makes it a rhombus?

• Diagonals are perpendicular to each other

• Diagonals bisect each other

• Diagonals bisect their respective angles

• Diagonals are congruent

What do squares and rhombuses have in common?

• They both have 90 degree angles.

• They both have all congruent sides.

All 4 side lengths are congruent and there are four 90 degree angles. So this is a...

• square

• rectangle

• rhombus