Angles that add up to 90 degrees are said to be complementary
kinds of triangle as to angels
90 degrees
90+90+45 = 225 degrees
For the perimeter... 1.) you measure your sides 2.) addup your measurements 3.) youv'e got your answer
Right angles have 90 degrees.
Two angels that are add together to make 180 are 90 and 90
kinds of triangle as to angels
90 degrees
90+90+45 = 225 degrees
180 degrees NOT its 90
Complementary angles
It has 4 equal sides and the angel is 90.
For the perimeter... 1.) you measure your sides 2.) addup your measurements 3.) youv'e got your answer
Right angles have 90 degrees.
Right angled triangle
492 357 816
Exterior angles add up to 360 degrees Interior angles add up to 900 degrees