7.) If A = B + C and their magnitudes are in the ratio
of 5:4:3, then the angle between A and C is
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Answered by
0
Answer:
Explanation:
A=(B+C)
Given A=5, B=4 and C=3
A^2=(B)^2+(C)^2
Therefore angle between A and C is 90°.
Answered by
4
Answer:
ratio is 5:4:3 .given is A =B+C a is 5 b is 4 c is 3
a^2,=b^2+c^2
angle between a and c is 90degree.
abc could be a triangle that is right angled .so on the basis following equation is performed.
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