Doing slopes how do they end up with 1/2 or fractions?!

If chord ab is congruent to chord cd, then what must be true about ef and eg?

The constitution gives congress the power to create federal courts lower than the supreme court higher than the supreme court equal to the supreme court, unaffected by the supreme court.

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week