Answer:
B.
Step-by-step explanation:
"negative reciprocal slopes" means the lines are perpendicular, so they will always intersect.
Hence there will be exactly one solution.
Line b and h because to find radius it half of the diameter of STRAIGHT lines
Answer: b
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given that there are 15 people and they should be divided into two groups one with 10 and the other with 5 people.
First group 10 persons can be selected from 15 in 15C10 ways.
Remaining 5 would automatically be put in group 2.
Hence no of ways