All numbers are real numbers.

is irrational
That’s the answer for your question
To find area you simply multiply 5 and 4 which is 20
I believe it would be 29 because a supplementary angle is 2 angles that equal 180 so I would think to do 189-151=29
Step-by-step explanation:
The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle. The area is measurement of the surface of a shape.