litsparks litsparks

27-05-2021
Mathematics

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A rhombus has sides 10 cm long and an angle of 60°. Find the diagonals of the rhombus.

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29tongsm 29tongsm

29-06-2022

Since all the sides are equal, the altitude is

10 sin60° = 5√3

To see this, draw the rhombus ABCD and drop an altitude from D to AB. Now you have a right triangle with hypotenuse=10 and base angle=60°

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