Line graphs allow us to see overall trends such as an increase or decrease in data over time. Bar graphs are used to compare facts. The bars provide a visual display for comparing quantities in different categories or groups. ... Circle Graphs are used to compare the parts of a whole.
Answer:
y=1/2x-3
Step-by-step explanation:
y intercept, -3
slope 1/2
Answer:
length: 9cm
width: 9cm
Step-by-step explanation:
9×9=81
Vol of sphere = (4/3) pi r^3 and vol of cylinder = pi r^2 h
so
(4/3) pi 15^3 = pi (5)^2 h
(4/3) * 15^3 = 25h
h = [(4/3) * 15^3 ] / 25 = 180 cm
We shall failed to reject the null hypothesis
