It is triangle ACK by the rule of AAS.
Angle, Angle, Side
Answer:
None of these
Step-by-step explanation:

Answer:
A
Step-by-step explanation:
Plugging (t-2) in for x, you are left with:
or answer choice A. Hope this helps!
No, this is not valid. In the picture below,

is a vertical angle with

. But

is not
Answer:
1+y
-13
Step-by-step explanation:
The problem states that one plus y is No greater than -13.
This means that is less than or equal to -13.
It also gives you one plus y, or 1+y
Put everything together to get 1+y
-13