Hello there!
Number 1 is C (11, 4) Image is below
I don't know number 2, so so sorry!
Number 3 is A. 36 The formula for perimeter of a rectangle is (2 * base) + (2 * height)
The base = 13
The height = 5
(5 * 2) + (13 * 2)
10 + 26 = 36
Number 4 is 23 units.
I hope I was of assistance!
~ Fire
Definition
Adjacent angles are two angles in a plane that have a common vertex and a common side but no common interior points.
Examples
Angles 1 and 2 are adjacent angles because they share a common side.
adjacent angles examples
Answer:
A straight line through the origin, and with a positive gradient (sloping from bottom left to top right)

Thus, the answer is a+ba=1
The answer is 10x-5 hope this helps