Marcus ran a 200-meter race in 25 seconds. What is his speed in meters per second?

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

Which statement about the graph of y = 8(0.25)^2

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