Answer:
9
Step-by-step explanation:
cross multiply 7/63 by 1/x
so, multiply 7 by x and 63 by 1
you get 63=7x
divide by 7 on both sides and you get 9
Answer:
1 7 21 35 35 21 7 1
Step-by-step explanation:
Tbh I just searched it up who memorizes this stuff?
The minimum number of sides that a polygon must have is 3
Answer:
300
Step-by-step explanation:
there are 100 cm in a meter (I believe)