72 degrees.The complement is 18 degrees.72 + 18 = 9072 - 18 = 54
The complementary angle of 72 degrees is 18 degrees
straight angle.
Obtuse angle
An acute angle
Interior angle is 180 -18 = 162 degrees because there are 180 degrees on a straight line
72 degrees.The complement is 18 degrees.72 + 18 = 9072 - 18 = 54
The complementary angle of 72 degrees is 18 degrees
straight angle.
Obtuse angle
An acute angle
Exterior angle = 20 degrees Interior angle = 160 degrees
A bigger than 180 degrees angle
A 90-degree angle is commonly called a right angle.
an obtuse angle
revolution angle
An obtuse angle