Figures in the Coordinate Plane (Sec 9-1)

Question 1

What is true about triangle LMN? Check all that apply.

Revolt · Accepted Answer

LM ⊥ MN.; The triangle is isosceles.; The triangle is a right triangle.

Question 2

The midpoint of HJ is and the midpoint of IK is (2, 2).

Revolt · Accepted Answer

(2, 2)

Question 3

Therefore, HIJK is a parallelogram because the diagonals , which means they bisect each other.

Revolt · Accepted Answer

have the same midpoint

Question 4

Step 4: Find the slope of AD. The slope AD is .

Revolt · Accepted Answer

2/3

Question 5

The quadrilateral is a trapezoid because .

Revolt · Accepted Answer

only one pair of opposite sides is parallel

Figures in the Coordinate Plane (Sec 9-1) Answers