Millimeters 4811

Construct a triangle ABC if you know the lengths of its sides
c = 5 cm, a = 4 cm and angle ABC is 60°.
Measure the length of side b in millimeters. Side length
b is:
a, 75 mm < b < 81 mm
b, 53 mm < b < 59 mm
c, 43 mm < b < 49 mm
d, 13 mm < b < 19 mm

Correct answer:

b =  45.826 mm

Step-by-step explanation:

$b=45.826=45.826\text{mm}$

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