# Properties of parallelogram-8B

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Slide 1: Slide
MathSecondary EducationAge 13

This lesson contains 12 slides, with interactive quizzes and text slides.

Lesson duration is: 35 min

## Items in this lesson

timer
0:30
parallelogram

#### Slide 3 -Mind map

Properties of parallelogram

#### Slide 4 -Slide

LO: Develop the properties of parallelograms by analysing their sides, angles,
and diagonals.

Task : Measure sides, angles and diagonals of the parallelogram and complete
the table.
timer
4:00

#### Slide 6 -Slide

LO: Develop the properties of parallelograms by analysing their            sides, angles, and diagonals.

Find x,  y,   z

#### Slide 7 -Slide

LO: 1. Develop the properties of parallelograms by analysing their sides, angles, and diagonals.
2. Apply the properties to solve real life situations.

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timer
7:00

#### Slide 8 -Open question

If one angle of a parallelogram is 70 degrees, what is the measure of the opposite angle?
A
90°
B
70°
C
110°
D
180°

#### Slide 9 -Quiz

The diagonals of a parallelogram intersect at point O. If one diagonal is 12 cm long and the other is 16 cm long, what is the length of each segment formed by the diagonals at their intersection?
A
3cm, 4cm
B
10 cm ,10cm
C
6cm , 8cm
D
5cm , 4cm

#### Slide 10 -Quiz

In a parallelogram-shaped garden, if the length of one side is 5 cm and the length of an adjacent side is 7 cm, what is the perimeter of the garden?

A
24 cm
B
20cm
C
12cm
D
15cm

#### Slide 11 -Quiz

1. Develop the properties of parallelograms by analysing their sides, angles,
and diagonals.
2. Apply the properties to solve real life situations.