16 multiply 27 what's the value of x.

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

Which of the following is true for the relation f(x)=2x^2+1

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)