Answer:
E. 19
Step-by-step explanation:
z = (5)(11)(2·2·7)(2·19)
z = 2³·5·7·11·19
The greatest prime factor is 19.
D. 2:3..
Ratios are basically fractions. Find a number that both numbers in the ration can divide into. In this case, it's 3. 18/3 is 6 and 27/3 is 9. but you're still not done, because 6/3 is 2 and 9/3 is 3
The answer is the second one.
See attachment file below.
Hope it helped!!
we know that there are 180° in π radians, so how many radians are there in 126°?

The first one is the answer