Mercury is a liquid at room temperature with density of 13.6 g/cm^3. would a bar of aluminum float or sink in a pool of mercury? density of aluminum is 2.70 g/cm^3?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap