Question

Segment EF is the midsegment of trapezoid ABCD. Find the length of segment AB if segment EF = 120 and segment DC is 100. Enter the numerical answer only.
co031-1.jpg

Answer 1

O.o^

Answer 2

hint: EF = (AB+DC)/2

Answer 3

co031-1.jpg wasn't supposed to be there that's just the picture :P

Answer 4

so the answer is 110??

Answer 5

EF = (AB+DC)/2

120 = (x+100)/2

120*2 = x+100

x = ???

Answer 6

hahah im pretty lost

Answer 7

120 times 2 = what number

Answer 8

...240

Answer 9

240 = x+100

x = ???

Answer 10

lol 140

Answer 11

perfect

Answer 12

wow ;p so my answer is 140?!

Answer 13

yep

Answer 14

you got it

Answer 15

yay thanks

Answer 16

you're welcome