How do you find a third angle?

Updated: 12/12/2022
User Avatar

Wiki User

11y ago

Best Answer

I am guessing you mean you are given 2 of the 3 interior angles of a triangle and are asked for the 3rd. Well, it is a theorem that the 3 angles of a triangle add up to 180 degrees. So add the 2 given angles and subtract the sum from 180. to get the measure of the 3rd angle.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you find a third angle?
Write your answer...
Still have questions?
magnify glass
Related questions

Two angles of a triangle have measures of 59 degrees and 28 degrees. find the measure of the third angle.?

The third angle is 93 degrees

How do you find the third interior angle of a triangle?

Add the first two angles together and subtract the total from 180 to find the 3rd angle

Two angles of a triangle measure 32 and 70 Find the measure of the third angle?

The third angle is [180-(32+70)] = 180-102 = 78

Find the suplyment of angle one third of 210?


If Two angle measurements in a triangle are 35 and 77 Explain how to find the third angle measure in the triangle?

The sum of the three angles of a triangle will always be 180 degrees. So to find the third angle, one must take 180 - 35 - 77. The answer would be 68

If two angles of a triangle are complementary find the number of degrees in the third angle?


What is the third angle if one angle is 15 degrees and the other is 72 degrees?

for a triangle, you take 180 and subtract the two known angles from that to find the third. 180-72-15=93

What are the 2 types of oblique drawing?

first angle projection and third angle projection.

What is the measure of the third angle of a triangle if one angle measures 52 degrees?

The third angle is (128 degrees) minus (the second angle).

What if The second angle of a triangle is 20 degrees greater than the first angle. The third is twice the second. Find the three angles.?

Angle 1 = 30 degrees Angle 2 = 50 degrees Angle 3 = 100 degrees.

What is the measure of an angle which is one third of a right angle?

A right angle is one of 90 degrees. An acute angle of 30 degrees would be one third of that.

Which angle of projection using in India?

third angle