# Is right triangle

One angle of the triangle is 36° and the remaining two are in the ratio 3:5. Determine whether triangle is a rectangular triangle.

Result

a =  54 °
b =  90 °

#### Solution:

a+b=180-36
5a=3b

a+b = 144
5a-3b = 0

a = 54
b = 90

Calculated by our linear equations calculator.

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#### To solve this example are needed these knowledge from mathematics:

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? See also our right triangle calculator. See also our trigonometric triangle calculator.

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