Answer:
B
Step-by-step explanation:
The square root of 21 will be halfway between 4 and 5. 4.58 ~ 4.6
The square root of 17 will be closer to 4 than 5. 4.12 ~ 4.1
3Pi/2 will beclose to 5 than 4. 4.71 ~ 4.7
4.1, 4.6, 4.7
That is B.
this is easy you need to get 6 question right
Answer:20mm
n = -1
3-5n+4n=4
3 - n = 4
-n = 1
6'8
y = 9 because 9 over 3 simplified is 3 and 3 plus 6 equals 9
