Answer:
24 yellow strips
Step-by-step explanation:
since you need two yellow for every blue, you need to double the total of blue to get the number of yellow that are needed.
You add/subtract complex numbers simply by adding/subtracting real parts and imaginary parts.
So, the real part of this sum is the sum of the real parts:

And the imaginary part of this sum is the sum of the imaginary parts:

So, you have

7. the formula for octagon is a=2(1+radical2)s^2
s=4
a=about 77.25
8.
Answer:
1/52 since there are usually 52 cards in a deck
Step-by-step explanation:
Please brainliest