Linda is building steps for her porch. what is the volume of the steps? a. 288,000 cm3
b. 324,000 cm3
c. 540,000 cm3
d. 144,000 cm3

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

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