3 years ago

A rock has mass of 210 grams and occupies a volume of 70cm what is its density

Mathematics

1 answer:

frosja888 [35]3 years ago

8 0

Density= Mass ÷ Volume

= 210g ÷ 70cm³

= 3gcm–³ (or 3000kgm–³)

You might be interested in

Please help me solve

arsen [322]

Answer:

18 square centimeters

Step-by-step explanation:

Notice that if e is the midpoint of the side CB, and angle $\angle x = 45^o$ , then this rectangle is in fact two squares of side 3 cm put together. therefore, side CD has a length of 6 cm, and as a result, the area of the figure is given by the product base times height = 6 x 3 = 18 $cm^2$