Elizabeth is constructing the center of the circle shown. what step should be completed next? a) draw a segment connecting points a and c b) draw a segment connecting points a and d c) construct a circle with center d passing through point b eliminate d) construct the perpendicular bisector ofcd

This is different from the first one can someone me

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 coordinate grid shows a pentagon. the pentagon is translated 3 units to the right and 5 units up to create a new pentagon. what is the rule for the location of the new pentagon?