Pls solve! give explanation! will mark brainliest!

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

Which expression and diagram represent “renee biked four times as far this month as last month”?

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.