The letter K. It has two acute angles, top and bottom between, the l and < and the inside angle of the < is a rightangle.
One ninth of 90 degrees is 10.
40 degrees.
No, a perfect square is the square of an integer number. Fractions are never a perfect square, as the square of an integer is always another integer.Actually fractions can be perfect squares an example is one ninth, it would be one third times one third which equals one ninth.
81 144
A right angle turn is a 90 degree turn. Therefore, one ninth of a right angle turn would be a 10 degree turn.
right angle is 90 degrees, one ninth of that is 90 divided by 9, which gives 10degrees
yes
rightangle
10 degrees.
1/3
The letter K. It has two acute angles, top and bottom between, the l and < and the inside angle of the < is a rightangle.
hypotenuse
None
There are: 90/9 = 10 degrees
by using rightangle triangle
One and one ninth.