Similar shapes L.O. Calculate unknown sides in similar triangles.
Similarity - Lesson 1 - Maths 777...Similar Shapes and Similar Triangles.notebook 1 December 28,...
Transcript of Similarity - Lesson 1 - Maths 777...Similar Shapes and Similar Triangles.notebook 1 December 28,...
Similar Shapes and Similar Triangles.notebook
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� Work out missing lengths in complicated diagrams involving
2D shapes, especially similar triangles.
�
Similarity - Lesson 1
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= 3 = 2
= 3 = 3
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For triangles only, there is another
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∴
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4 cm
24 cm
3/2
1 . 8 cm
120o
30 cm
70o
1 . 5 cm
2 . 4 cm
53o
5 cm
1 . 5 cm
30 cm
17 . 5 cm
15 cm
2 . 8 cm
18o
5 cm
10 cm
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10 . 29 m
6 . 00 cm
8 . 17 m
13 . 50 cm
5 . 50 cm3 . 27 m
5 . 60 mm 6 . 29 m
4 . 80 cm 5 . 45 m
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7 . 00 m 6 . 67 cm
14 . 88 m 7 . 69 cm
8 m
9 m
87 . 0 cm
1 . 25 m