The top of a ladder at a height of 9 feet against the side of a house. If the base of the ladder is 4 feet from the house, what is the length of the ladder? Round to the nearest tenth please help me it’s due today

Find the value of x that will make l ll m

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm