Answer:
Step-by-step explanation:
Plug in points to equation
Subtract to get
6
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look at the picture ..........
The angles shown are
PR is the bisector of angle P
So
1. A) 5
7 - 6 ÷ 3
7 - 2
5
2. A) 11
(2 x 4) + 6 ÷ 2
8 + 6 ÷ 2
8 + 3
11
3. A) 40