Hurry NO SPAM will mark brainliest if you are correct, and show your work. Divide. Assume that all expressions are defined. (x^2-1)/(3x^2+5x+2)÷(x^2+6x-7)/(x^2 -4x-5)

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points