These graphs show four different proportionality relationships between y and x.
YA
O
Graph A
O
Graph C
X

Match each graph with a statement in the table below.
Proportionality relationship
y is directly proportional to x
y is inversely proportional to x
y is proportional to the square of x
y is inversely proportional to the square of x

y
Graph B
УА
Graph D
Graph letter
X
X