Answer:
9/2
Step-by-step explanation:
perpendicular lines have slopes that are opposite and reciprocal
the reciprocal of -2/9 is 9/2
Answer:
x = 25√2, y = 25
Step-by-step explanation:
x = 25(√2) = 25√2
y = 25
Answer: (-2 -9)
Step-by-step explanation:
Have no time
Answer:
A. 3
Step-by-step explanation:

REMEMBER to MULTIPLY FIRST!!
21 / 7 = 3