A clockwise rotation of 90 degrees is equivalent to a counter clockwise rotation of how many degrees?
2 answers:
You might be interested in
Answer:
C
Step-by-step explanation:
The n th term formula of a geometric sequence is
= a
where a is the first term and r the common ratio
Using the second and fourth term, then
ar = 6 → (1)
ar³ = 54 → (2)
Divide (2) by (1)
=
= 9
r² = 9 ⇒ r = = 3 → C
Answer:
D
Step-by-step explanation:
(-2 1/2, -3) = (-5/2 , -3) & (1, -3)