What is the slope of the line that passes through the points ?

Which of the following lines is parallel with the line ?

Find the angle value of .

Given: and ; and .

Which of the following statements would not be enough, along with what is given, to prove that ?

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Evaluate .

; ; has perimeter 400.

Which of the following is equal to ?

The lengths of the hypotenuses of ten similar right triangles form an arithmetic sequence. The smallest triangle has legs of lengths 3 and 4 inches; the second-smallest triangle has a hypotenuse of length one foot.

Which of the following responses comes closest to the area of the largest triangle?

Find the slope of the line perpendicular to the line that has the equation .

A given right triangle has two legs of lengths and , respectively. What is the area of the triangle?

A triangle has side lengths , , and . What is the perimeter of this triangle?