# 1.4 Friday investigation – perimeters and areas

Friday investigations – perimeters and areas
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Slide 1: Slide
MathematicsLower Secondary (Key Stage 3)

This lesson contains 16 slides, with interactive quizzes and text slides.

Lesson duration is: 60 min

## Items in this lesson

Friday investigations – perimeters and areas

#### Slide 1 -Slide

What am I?: A 2D shape that has 4 sides, 4 corners, and 4 right angles. Opposite sides of my shape are the same length, with one pair being longer than the other pair.
A
Triangle
B
Rectangle
C
Trapezium
D
Parallelogram

#### Slide 2 -Quiz

What am I?: A 2-dimensional shape with 3 sides, 3 angles, and 3 vertices.
A
Triangle
B
Trapezium
C
Parallelogram
D
Rectangle

#### Slide 3 -Quiz

What am I? A special type of quadrilateral that has both pairs of opposite sides parallel and equal.
A
Parallelogram
B
Triangle
C
Trapezium
D
Rectangle

#### Slide 4 -Quiz

What am I? The distance around the edge of a shape.
A
Volume
B
Weight
C
Area
D
Perimeter

#### Slide 5 -Quiz

What am I? A flat shape with 4 straight sides with exactly one pair of opposite sides parallel to each other.
A
Rectangle
B
Parallelogram
C
Triangle
D
Trapezium

#### Slide 6 -Quiz

What am I? The total space taken up by a flat (2-D) surface or shape of an object.
A
Weight
B
Perimeter
C
Area
D
Volume

#### Slide 7 -Quiz

Activities
1. Area of a rectangle
2. Perimeter
3. Area of compound shapes
timer
40:00

#### Slide 8 -Slide

Area of a rectangle

You will need to print this work sheet or have some squared paper to work on.

#### Slide 9 -Slide

Perimeter

Do not re-draw the shapes!

#### Slide 10 -Slide

Area of Compound shapes

Do not re-draw the shapes!

#### Slide 11 -Slide

Do not re-draw the shapes!

#### Slide 12 -Slide

This week I learnt...

#### Slide 13 -Mind map

I found this challenging because...

#### Slide 14 -Mind map

I want to practice...