What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm, and the ...
Solution: Using a scale of 1 cm = 10 m 80 m = 8 cm 60 m = 6 cm An angle is unchanged when using a scale. Using a ruler draw a line 8 cm long. At one end of this line measure and mark an angle of 70°.
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