I just rounded a bunch for your sister.
463 < 500 so 3463 rounds to 3000
216 < 500 so 4216 rounds to 4000
501>=500 so 2501 rounds to 3000
457<500 so 6457 rounds to 6000
625>=500 so 6625 rounds to 7000
adding up the estimates gives an estimated total: 23000
Answer:
3, -3 ; 4, -4
Step-by-step explanation:
Yes, 3 and -3 are inverse because positive is the inverse of negative.
You could also write
and
because squares and square roots are inverse operations.
Answer:
A' (4, -3)
Step-by-step explanation:
Since it's a reflection over the x-axis, the point would undergo the following rigid transformation:
(x, y) --> (x, -y)
so,
(4, 3) --> (4, -3)