If possible, find the area of the triangle defined by the following: a = 1.2, c = 2.1, β = 5°.

Question

04-06-2018
Mathematics

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If possible, find the area of the triangle defined by the following: a = 1.2, c = 2.1, β = 5°.

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calculista calculista · Answer 1 · 2018-06-14T03:35:14+02:00

calculista calculista

14-06-2018

we know that

Known two sides of a triangle and the angle between them, I can calculate the area applying the formula
Area of triangle =(1/2)*a*c*sin B

in this problem
a=1.2
c=2.1
B=5°
so
Area of triangle=(1/2)*1.2*2.1*sin 5°-----> Area=0.1098 units²

the answer is
Area=0.1098 units²

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