Answer:
answer: 2:2
Step-by-step explanation:
1:2+2:2 to get 3:4
Use formula: an = a1 * r^(n-1)
a1 = 2, r = -2
a12 = 2 * -2^(12-1)
a12 = 2 * -2^11
a12 = 2 * -2048
a12 = -4096
Solution: -4096
Answer:
C. 1/4
Step-by-step explanation:
Parallel lines always have the same slope.
Answer:
y=90 degrees
x=51 degrees
Step-by-step explanation:
all right angles are 90 degrees
90+39=129
180-129=51
Answer:
A
Step-by-step explanation:
