Answer:
Step-by-step explanation:
Rounding means making a number simpler but keeping its value close to what it was. The result is less accurate, but easier to use. Example: 73 rounded to the nearest ten is 70, because 73 is closer to 70 than to 80. But 76 goes up to 80. There are many ways to round.
Answer:
its the first choice, negative 1 plus or minus square root of 21 over 2
Step-by-step explanation:
Answer:
$58.20
Step-by-step explanation:
600 /200 = 3
3 * 19.40 = 58.20
Answer: 16 degrees
Step-by-step explanation:
(3x - 18) = 66
Because vertically opposite angles are equal
66 - 18 = 48
48 divided by 3 = 16
