Please help me out thanks

1. how do you convert the repeating, nonterminating decimal 0. to a fraction? explain the process as you solve the problem.

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

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585