elikeeper03 elikeeper03

21-12-2018
Mathematics

contestada

A sign is in the shape of a rhombus with a 60° angle and sides of 9 cm long. Find its area to the nearest tenth

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MrBillDoesMath MrBillDoesMath

21-12-2018

Hello from MrBillDoesMath!

Answer:

70.1 cm^2

Discussion:

Area of a rhombus =

(length of side ) ^2 * sin (angle between sides) =

9^2 * sin(60) = 81 * ( .866) = 70.1 ( to the nearest tenth)

Regards,

MrB

P.S. I'll be on vacation from Friday, Dec 22 to Jan 2, 2019. Have a Great New Year!

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