Step-by-step explanation:

Answer:
279 × 7 ≈ 2800
Step-by-step explanation:
if you have to round to the tens place, then both would be rounded up, the 7 to 10 and the 279 to 280. 10 × 280 = 2800
The answer would be line segment.
Answer:
42.39 cubic feet
Step-by-step explanation: