Question

how many congruent triangle are there in the given figure ​

Answer 1

3 congruent triangle are there in the given figure
ABC , ADC, EDC

Answer 2

${\huge {\mathfrak {Answer :-}}}$

✨There are three congruent triangles in the figure. ✨

▪️$\triangle$ DEC

▪️$\triangle$ ADC

▪️$\triangle$ ABC

That's it..