If line segment EF is 28 and F is halfway through the line, then segment EF will be half of 28. So segment EF=14
Step-by-step explanation:
construct 90° then measure 4.6 cm and draw a line from F to D
I believe the 3rd answer down if the information you provided is correct
Squaring the sum on the top, rules out 1 and 2 (not squaring the 7 only)
then 4 times the difference. so I believe 4 (x-1) on the bottom.
6/7 is the awnser for this one