Rhomboid

Calculate the circumference and area of the rhomboid with sides 20 and 14, with their angle 50°.

Correct result:

S =  95.7656
o =  68

Solution:

a=20 b=14 A=20 rad=20 π180 =20 3.1415926180 =0.34907=π/9  S=a b sin(A)=20 14 sin(0.3491)=95.7656
o=2 (a+b)=2 (20+14)=68



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