Chat with our AI personalities
Forms a 90 degree angle
they intersect 1 point at a 90 degree angle at all sides
A 45-degree angle is an acute angle
A 90 degree angle is a right angle
To find the degree of angle of a side of a triangle, a protractor is needed to measure the angle. Place the '0' on the protractor on the point of the angle and look at the top part to determine degree of angle. To measure the length of a triangle side, a simple ruler can be used to measure the length.