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Using a ruler and a protractor make a accurate drawing. measure length a in your drawing give ur answer to 1 d.p

Using A Ruler And A Protractor Make A Accurate Drawing Measure Length A In Your Drawing Give Ur Answer To 1 Dp class=

Sagot :

Answer:

Set your calculator to degree mode.

a² = 9² + 10² - 2(9)(10)(cos(30°))

a² = 181 - 90√3

a = √(181 - 90√3)) = about 5.0 cm

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