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Name: _______________________________ Date: ____________________________ Grade 10 Geometry Practice

1. Classify the triangles below according to their sides and angles. [4] a) b)

sides: ___________________________ sides: _________________________ angles: ___________________________ angles: ________________________

2. Find the missing angle in the triangles below.

a)

equilateral

isosceles

scalene

acute-angled right-angled obtuse-angled

b) c)

d) Find the size of angle BAC

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3. Find the size of the lettered angle in the diagrams below. Give reasons. a)

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b)

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c)

d) e)

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