Answer:
a. pick two between 2,5 or 11, they are all primes.
b. it's 11 since

c. that's

(or think about it as half the half of 18, so half of 9)
d.

Rest can be written as a fraction
Answer:
yes, because of the Angle-Angle-Angle theorem
scale factor = 2
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
step by step
1/2^-2 Can be written as 2^2
Therefore , 2×2=4
The answer should be A hope this helps