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How do you find angles of a triangle?

Updated: 4/28/2022
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Wiki User

12y ago

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I cannot answer this without knowing any more information. Finding the proper dimensions of a triangle without knowing the kind of triangle cannot really be done. Because it may be an isosceles triangle (every angle is equal) or it could be a 30-60-90 triangle etc.

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15y ago
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12y ago

It would depend upon what information you had to begin with. If you dealt with a simple right-angled triangle with sides 3m, 4m and 5m long it's best to accurately sketch the triangle first; a right-angled triangle ABC with BC being the hypotenuse 6m long, AB 3m long, and AC 4 m long. Then to find angle ACB we would say that the sine of angle ACB = length of adjacent side (4m) divided by length of hypotenuse (5m) = 4/5 = 8/10 = 0.8; your scientific calculator will give 53 degrees (to the nearest degree(.

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