zerinashamsiddinova zerinashamsiddinova

19-06-2024
Mathematics

Answered

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=

Answer :

georgepahno georgepahno

19-06-2024

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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