Internal angles

One internal angle of the triangle JAR is 25 degrees. The difference is the size of the two other is 15°. Identify the size of these angles.

Result

a =  85 °
b =  70 °

Solution:


a+b+c = 180
c = 25
a-b = 15

a+b+c = 180
c = 25
a-b = 15

a = 85
b = 70
c = 25

Calculated by our linear equations calculator.








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To solve this example are needed these knowledge from mathematics:

Do you have a system of equations and looking for calculator system of linear equations? See also our trigonometric triangle calculator. Try conversion angle units angle degrees, minutes, seconds, radians, grads.

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