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Objective: To find the area of triangles. Area Lesley Hall @ Soar Valley College 4cm 6cm Area = base...
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Objective: To find the area of triangles. Area Lesley Hall @ Soar Valley College 4cm 6cm Area = base x height Area = 4 x 6 Area = 24cm 2 Area of a Rectangle = base x height
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Transcript of Objective: To find the area of triangles. Area Lesley Hall @ Soar Valley College 4cm 6cm Area = base...
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley College
4cm
6cm
Area = base x height
Area = 4 x 6
Area = 24cm2
Area of a Rectangle = base x height
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley College
4cm
6cm
Area = 24cm2
Area of a Rectangle = base x height
If we split the rectangle in half, what shape do we make?
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley College
4cm
6cm
Area = 24cm2
Area of a Rectangle = base x height
What is the area of the triangle?
Area = 24 ÷ 2
Area = 12cm2
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley CollegeArea of a Rectangle = base x height
What is the area of the triangle?
5cm
4cm
Area of rectangle =
= 20cm2
Area of triangle =
= 10cm2
5 x 4
20 ÷ 2
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley CollegeArea of a Rectangle = base x height
What is the area of the triangle?
3cm
6cm
Area of rectangle =
= 18cm2
Area of triangle =
= 9cm2
3 x 6
18 ÷ 2
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley CollegeArea of a Rectangle = base x height
What is the area of the triangle?
6cm
7cm
Area of rectangle =
= 42cm2
Area of triangle =
= 21cm2
6 x 7
42 ÷ 2
Objective: To find the area of triangles.Area
Lesley Hall @ Soar Valley College
Can we write a formula to find the area of a triangle?
What are the sides called?
base
heig
ht
Area = base x height2
