Diagonals

Calculate the length of the diagonals of the rhombus if its side is long 5 and one of its internal angle is 80°.

Result

u1 =  6.43
u2 =  7.66

Solution:

Solution in text u__1 =
Solution in text u__2 =

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To solve this verbal math problem are needed these knowledge from mathematics:

Cosine rule uses trigonometric SAS triangle calculator. See also our trigonometric triangle calculator.

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