Geometry: Estimate Angles
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• Introduction
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In this worksheet, we will learn how to estimate the size of each angle.

Question:

Estimate the size of the angle.

Think of key angles such as 30°, 60°, 90°, 120° and 180°

Using a protractor the size of the angle = 116°

• Question 1
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Estimate the size of the angle.

109

135

164

49

• Question 2
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Estimate the size of the angle.

98

143

185

275

• Question 3
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Estimate the size of the angle.

58

85

285

138

• Question 4
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Estimate the size of the angle.

40

125

285

89

• Question 5
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Estimate the size of the angle.

145

56

125

89

• Question 6
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Estimate the size of the angle.

185

56

115

254

• Question 7
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Estimate the size of the angle.

165

117

45

224

Progress