Review for Test 2.2: Distance, Midpoint, Proofs and Angle Pairs

Find the distance between A(-3, 4) and B(4, 15). Write your answer in simplified radical form.

Find the midpoint between A(-3, 4) and B(4, 15).

The midpoint, m, of AB is (4, -6). The endpoint A is (-2, 3). What are the coordinates for the other endpoint B?

a. definition of angle bisector

b. Angle Addition Postulate

What is the justification for the statement that $$\overline{PQ}+\overline{QR}=\overline{PR}$$

Suppose Q is the midpoint of $$\overline{PR}$$ , What is the justification for the statement $$\overline{PQ}\ =\overline{QR}$$

Drag and drop the options below to place them next to the letter in the table.

(a)​ (a)  

(b)​ (b)  

(c)​ (c)  

(d)​ (d)  

Reorder the following to complete the proof: reason 1 should go first, followed by reason 2, followed by reason 3, and reason 4 should be last

15. 15. $$\angle2$$ is supplementary to $$\angle3$$ ​ (a)   ​ (b)  

16. 16. $$\angle8\cong\angle6$$ ​ (c)   ​ (d)