9. Geometry

Classify each angle as acute, right, obtuse, straight, or none of the above.

Classify each angle as acute, right, obtuse, straight, or none of the above.

Find the complement & supplement of a $45°$ angle.

Complement: ____

Supplement: ____

Classify each angle as acute, right, obtuse, straight, or none of the above.

The measure of an angle is 9° more than that of its supplement. Find the measure of each unknown angle.

Hint: let x be the measure of the supplement & sketch the angles