Types of Parallelograms

Q.

Which steps will verify that a parallelogram is a rectangle?

Check all that apply.

1. Calculate the lengths of the diagonals, and show that they are equal.

2. Calculate the lengths of all sides, and show that both pairs of opposite sides are congruent.

3. Calculate the slope of each diagonal, and show that the lines are perpendicular.

4. Calculate the midpoints of each diagonal, and show the diagonals bisect each other.

5. Calculate the slopes of every side, and show that adjacent sides are perpendicular.

Q.

Can diagonal of a parallelogram be congruent to one of its sides?

Explain your answer.

Q. The shape of the following figure is a _____.

1. rhombus
2. rectangle
3. circle
4. triangle

Q. How many parallelograms can be found in the following picture?

1. 0
2. 1
3. 2
4. 3

Q. The shape in red is known as a rhombus.

1. False
2. True

Q. Which of the followings is not a parallelogram?

1. Square
2. Rectangle
3. Rhombus
4. Trapejoid

Q. Select the rectangle-shaped photo frame from the following options.

1. 
2. 
3. 
4. None of the above

Q.

A square and a rhombus of sides $3$ cm are similar.

1. True
2. False

Q. Select the square-shaped cookie from the following figures.

1. 
2. 
3. 
4.