How do you get the answers for
3(x-k)/w = 4

True or false? many triangular shapes can be circumscribed about a given circle

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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