Geometry 10-Pearl

Which best describes a parallelogram with diagonals that are congruent and perpendicular?

• rectangle

• rhombus

• square

• trapezoid

What is the measure of ∠ZYV in rhombus WXYZ?

• 38.5

• 51.5

• 77

• 103

In rectangle PQRS, SP = 7 and PR = 25. What is the measure of PQ?

(a)  

A rhombus is a parallelogram with

• four congruent sides

• four acute angles

• four congruent diagonals

• four congruent angles

A rectangle has all four congruent angles

• TRUE

• FALSE

The diagonals of a rectangle are

• parallel

• perpendicular

• congruent

• not congruent

Diagonals of a square are congruent

• always true

• sometimes true

• never true

The diagonals of a square _____________

• form two 50° angles at each vertex

• form two 40° angles at each vertex

• form two 35° angles at each vertex

• form two 45° angles at each vertex

The diagonals of a square are

• parallel

• perpendicular

• congruent

• congruent and perpendicular

The diagonals of a rhombus are congruent

• TRUE

• FALSE