Question

HELP PLEASE!
From the diagram, what can you conclude about Triangle CAD?

It is an obtuse triangle.
It is an equiangular triangle.
It is an equilateral triangle.
It is an isosceles triangle.
Picture link
https://alle1333-allenschool-ccl.gradpoint.com/Resource/2159725,910,0,0,0,0,0/Assets/testitemimages/geometry_a/congruent_triangles/mc049-1.jpg

Answer 1

@welshfella

Answer 2

@Loser66

Answer 3

triangles CBA and DEA are congruent (by 2 angles and the corresponding side)
So what can you say about the lines CA and DA?

Answer 4

is it equalateral @welshfella

Answer 5

well because the 2 triangles are congruent then CA and DA are congruent

Answer 6

bout do we know anything about the third side in the triangle CD? - is that also equal to CA and DA?

Answer 7

Isosceles????

Answer 8

yes

Answer 9

ok thanks

Answer 10

we know nothing about how DC is related to AD and DC so isosceles is the correct answer

Answer 11

yw