Answer:
Step-by-step explanation:
I think both are the same because you have equations in the formula and what ever you do on one side you do to the other.
Answer:
3770 mm.
Step-by-step explanation:
The diameter of of the wheels is 60mm, that means the radius is 30mm.
Now for one revolution of the wheels, they cover the distance of
on the ground.
For 20 revolutions, the distance covered will be 20 times this.
Thus

Which is our answer.
Answer:
The correct option is C
Step-by-step explanation:
Answer:
38
Step-by-step explanation:
2(
+ab) + 3 - ab
=
+ 2ab + 3 - ab
=
+ ab + 3
= 2x
+ 5x(-3) + 3
= 50 - 15 + 3
= 38
No, because the sum of the angles of any polygon is equal to 180(n-2), where n is the numbers of its sides, and 450÷180=2.5
Hope this helped!