You can use displacement to find the volume of an irregular object, such as a stone. Suppose a tank is filled with water to a depth of 8 in. A stone is placed in the tank so that it is completely covered, causing the water level to rise by 2 in. Find the volume of the stone.

answer: a and b

step-by-step explanation:

1/4 because there is 4 grades.

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.