calculate the mass, in kg, of a rectangular sheet of metal 15,7cm long and 12,9cm wide, if its mass is 38,1 g per cm²​

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

hi there!

the answer will be d: 2

v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.