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The angles in a triangle are in the ratio 5 : 3 : 1.
a) What type of triangle is it?
b) Calculate the biggest angle of this triangle.


Sagot :

Answer:

Step-by-step explanation:

It is an obtuse triangle because one angle (5) takes up more than the sum of the other two (3+1=4).

The angles are:

5+3+1 = 9

Each angles is

5/9 * 180 = 100°

3/9 * 180 = 60°

1/9  * 180 = 20°

Total = 100+60+20 = 180 degrees.