2x0+300 = 900
Solving the equation: 2x0 = 600
So the measures of the angles are: 90 degrees, 60 degrees and 30 degrees.
20 degrees
105
77 degrees
45 degrees.
The other acute angle in that triangle is 40 degrees.
The vertex angle of an isosceles triangle is equal to the measure of each of its base angles. Therefore, if one of the base angles measures 42 degrees, then the vertex angle also measures 42 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.