A gram is a standard unit of measurement. It is a word used to describe the mass of an object. You record the mass of light objects in grams. One way to measure the mass of objects is to use balance ...

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°.