Question

Given the diagram below, what must C measure in order for ABC to be isosceles?

Answer 1

HELP! HELP! HELP!

Answer 2

so do you know what mean triangle isosceles ?

Answer 3

NO

Answer 4

why no ? i think that you have learned it

yes ?

Answer 5

ok

do you know what mean triangle equilateral ?

Answer 6

Correct

Answer 7

for it to be isosceles it post to have 2 equal sides

Answer 8

ARE you still there?

Answer 9

yes 2 equale sides

so how do you think this triangle when will have 2 equal sides ?

Answer 10

so its 40 correct?

Answer 11

no because if C will be 40 AB will be parallel with AC

Answer 12

So how do i solve it?

Answer 13

how many degree has angle B ?

Answer 14

140 correct?

Answer 15

no

how many degree has a line ?

Answer 16

180 i mean

Answer 17

yes than angle B has 180 degree ,from what you know that a setor has 40 degree so what mean that the second sector need being how many degree ?

Answer 18

140

Answer 19

yes

Answer 20

what i do from there?

Answer 21

what you have said that what mean triangle isosceles ?

Answer 22

so the answer is 140?

Answer 23

no

Answer 24

is it 70?

Answer 25

how you have got 70 ?

Answer 26

answer please my above question

Answer 27

ok thanks for your help

Answer 28

do you can using this in case of your exercise ?

Answer 29

you know this answer if you know what isosceles mean .lol