decide whether pairs of angles <1 and <2, <3 and <4, and <5 and <6 are alternative interior angles, same-side interior angles, corresponding angles, or alternate exterior angles.​

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

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

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?