Answer:
Triples
Step-by-step explanation:
Circumference of circle =
π
D
where D is its diameter.
If D increase 3 times, Circumference increases 3 time.
Simple linear relationship.1
Answer:
a=1.29 approx
Step-by-step explanation:
Answer:
875
Step-by-step explanation:
20x5=100
10x30=300
15x30=450
5x5x2=50/2