Calculate Area of Various Shapes - Geometry Challenges
Areas
How do you work out the
area
of this shape ?
How could you calculate the
area
of this shape ?
Work out the
area
of this shape.
3 cm
5 cm
12 cm
10 cm
How can you
split
this shape up so
that you can work out its
area
?
4 cm
8 cm
14 cm
Work out the
area
of this shape.
8 cm
9 cm
12 cm
Calculate the
area
of
this
isosceles
triangle.
7 cm
10 cm
The corner of this rectangle
has been cut off.
What is the
area
of the
shape now ?
9 cm
13 cm
4 cm
4 cm
Find the rectangle area then
take away
the area of the triangle.
What is the
area
of the
blue shape ?
18 cm
6 cm
10 cm
7 cm
Work out the
area
of the missing triangle.
The corners have been
cut off a red
square
.
The missing corners
are all the
same size
.
What is the
area
of the
shape that is left ?
20 cm
6 cm
8 cm
8 cm
Find the
area
of the square.
Subtract
the area of
4
missing triangles.
6 cm
The yellow triangles
are all the same size as
the green triangles.
Work out the
area
of
one green triangle.
30 cm
18 cm
Work out the
base
and
height
of one triangle.
BASE
HEIGHT
Key words : Rectangle, dimensions, length, width, breadth. Area = length x width.
Discover how to calculate the area of different shapes through hints and visual aids such as squares, rectangles, triangles, and more. Learn to find areas of composite shapes, missing triangles, and shapes with corners cut off. Practice working out areas based on dimensions provided in each scenario.
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Presentation Transcript
Areas How do you work out the area of this shape ? HINT
Work out the area of this shape. 5 cm 10 cm 3 cm 12 cm HINT
How can you split this shape up so that you can work out its area ? 8 cm 4 cm 14 cm HINT
Work out the area of this shape. 12 cm 8 cm 9 cm HINT
Calculate the area of this isosceles triangle. 7 cm 10 cm HINT
4 cm The corner of this rectangle has been cut off. 4 cm What is the area of the shape now ? 9 cm 13 cm HINT Find the rectangle area then take away the area of the triangle.
18 cm What is the area of the blue shape ? 6 cm 10 cm 7 cm HINT Work out the area of the missing triangle.
20 cm The corners have been cut off a red square. 6 cm The missing corners are all the same size. 8 cm What is the area of the shape that is left ? 6 cm 8 cm HINT Find the area of the square. Subtract the area of 4 missing triangles.
30 cm The yellow triangles are all the same size as the green triangles. 18 cm Work out the area of one green triangle. HEIGHT BASE HINT Work out the base and height of one triangle.
