Answer:
1/2: the fourth quadrant
3/4:"Q1: 4,5" "Q2: 4,-1" "Q3: -2,-3" "Q4: 5, -2"
Step-by-step explanation:
hope this helps!
Answer:
23 inches
Step-by-step explanation:
assuming that the desktop screen is a rectangle, then it's diagonal will form two right triangles.
by the Pythagorean theorem

then

Answer:
1. x > 20
3. r > 4
5. x > 10
7. r < 8
11. x > 27
13. x < 40
(#7-13 had the greater than and less than symbol underlined)