Entry 3 - Mathematical Tools - Answers

1.1 - 90 degrees.
1.2 - 45 degrees.
1.3 - Angles.
1.4 - 1/2.
1.5 - Semi-circle.
1.6 - Centimetres.
1.7 - Inches.
1.8 - 6 inches or 15 centimeters.

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