What is the approximate distance between portland, oregon (45° north, 122° west), and san francisco, california (37° north, 122° west). use 3,960 miles for the radius of earth.

258 miles

553 miles

720 miles

1,346 miles

What point is the projection of q on a) r b) s c) t

What is the measure of angle x? answer

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