Page 60 - Key Stage 3 Geometry
P. 60
1. Draw a line of length 12 cm.
2. Draw another line of 10 cm from the end of the
first line with a random angle between them.
3. Draw a third line connecting the ends of the lines
you have already drawn.
4. Use your protractor to measure the three
internal angles. Add the three angle values
together.
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5. _____ + _____ + _____ = 180
Have you noticed the triangular cross section of the
famous Toblerone chocolate package – it’s an
equilateral triangle.
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