Question

Which of the diagrams below represents the statement "If it is an equilateral triangle, then it is isosceles"?

Answer 1

http://media.apexlearning.com/Images/201003/01/e8629dfb-64d6-42cf-90a7-c59aae3ab288.gif

Answer 2

@MrNood

Answer 3

what do you think?

Answer 4

A or B?

Answer 5

a?

Answer 6

why?

Answer 7

isnt isocolies within a circle?

Answer 8

correct

Answer 9

so im right?

Answer 10

the main circle is equilateral, whereas the one inside in issosolies.

Answer 11

yes, A is correct

Answer 12

no it's not

Answer 13

this is about sets.


in B
All the triangles inside the big circle are isosceles.
All those in the little circle are equilateral

all equilateral triangles ARE include in the isosceles set.

in A the opposite is NOT true (i.e. not all isosceles triangles are equilateral)