180 = 2x+x+21
159 = 3x
x = 53
Angle A = 53°
Angle B = 53°
Angle C = 53+21 = 74°
"DECOMOPOSERS" get their food from breaking down dead material
Minerals are naturally occurring inorganic (they're not formed from amino acids, peptides, or enzymes) chemical compounds.
From the given options, the following describes a step in the formation of the minerals: materials break up due to rise in temperature.
Correct answer: D
The need to quickly move through dark environments. <span />
You would do distance divided by speed. So 150÷3, which would equal 5km per hour.