75.353 degrees (rounded)
The two acute angles total 90 degrees. If the larger angle is 4 times the smaller angle, then the smaller angle is 18 degrees and the larger angle is 72 degrees (4 x 18 degrees).
It is a right angle triangle and the 3rd angle will measure 30 degrees
They each measure 60 degrees
20 degrees
25 degrees
105
77 degrees
Each of the 3 angles measures 60 degrees. There are 180 degrees in a triangle.
45 degrees.
The third angle is 34.5 degrees
Triangles measure 180 degrees. A triangle that has one 90 degree angle is known as a right triangle.
The missing angle measure is 100 degrees.