Answer:
<u>1. {+8}</u>
<u>2. {+4}</u>
<u>3. a= -13, a= 1 </u>
<u>4. x=-1, x= 9</u>
<u>5. y= -8</u>
Step-by-step explanation:
<u>i tried my best, sorry in advance if somethings wrong</u>
Answer:
a) <u>Rule for reflection across y - axis:</u>
- (x, y) → (-x, y)
- (-3, 7) → (3, 7)
b) <u>Rule for reflection across x - axis:</u>
- (x, y) → (x, -y)
- (-3, 7) → (-3, -7)
C obtuse scalene
Source:
http://www.1728.org/triang.htm
I'm sorry but I'm not into square roots yet :(
Answer: I think A
Step-by-step explanation: