Answer:
D
Step-by-step explanation:
Because they intersect
Answer:A
Step-by-step explanation:
For SSS you need all sides
Answer: When we add or subtract rational numbers that have the same denominator, we add or subtract only the numerators. The denominators stay the same. When we add or subtract rational numbers with unlike denominators, we need to change the rational numbers to equivalent rational numbers that have the same denominators, before we find the sum or difference. Adding & Subtraction Rational Numbers
Step-by-step explanation:
Answer:
(x-3) and (x+3) I think
Step-by-step explanation: