Answer:
11. is a slope of -7/2
12. is a slope of 4 :)
Step-by-step explanation:
B(x) has an inverse that is also a function.
Answer & Step-by-step explanation:
This can be proven with the SAS theorem (side-angle-side)
With a perpendicular bisector, the line it bisects is cut directly in half. This creates two equal sides:
and it creates two 90° angles:
∠
∠
And because of the reflexive property of congruence:

Side-Angle-Side.
:Done