A triangle is shown on the coordinate plane below. What is the perimeter of this triangle rounded to the nearest tenth of a unit? A)32.0 Units B)34.0 Units C)37.5 Units D)40.04 Units

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

The area of a rectangle is 54x^9y^8 square yards. if the length of the rectangle is 6x^3y^4 yards, which expression represents the width of the rectangle in yards