10 degrees.
One ninth of 90 degrees is 10.
One of the triangle's angles is 90 degrees (a rightangle) and the two others are both 45 degrees. The three angles in a triangle must always (and will) add up to 180 degrees.
40 degrees.
40 degrees
10 degrees.
10 degrees
10 degrees
A right angle turn is equivalent to 90 degrees. Therefore, one ninth of a right angle turn would be 90 degrees divided by 9, which equals 10 degrees. This means that one ninth of a right angle turn is a rotation of 10 degrees.
2 full turns, if one turn is 360 degrees.
10 degrees
There are: 90/9 = 10 degrees
10 degrees.