Answer:
Step-by-step explanation:
Find the lowest common multiple between the numbers
35 = 5×7
40 = 2³×5
42 = 2×3×7
So the lowest common multiple is:
2³×3×5×7 =840 minutes
840 minutes is 14 hours so the next time they are all at the interchange is 2020 hours.
Answer:
5
Step-by-step explanation:
perimiter of rectangle is 3+7+7+3 = 20
square x+x+x+x=20
4x=20
x=20/4
x=5
<span>B. 3/7, 18/42
This work, because you multiply 6 top and bottom
hope this helps</span>
2) c
3) d
4) a
5) d
6) c
7) a
8) b
Area of a triangle = base times height
A = 2√3 times 3√3
A = 18
The answer is 18
Hope that helps