Question

erem 63. If in two triangles, corresponding angles are equal, then thei
esponding sides are in the same ratio (or proportion) and hence the tu.
gles are similar
ndta as the AAA​

Answer 1

first of all too many mistakes

but

it's theorem 6.3

Answer 2

Answer:

see the answer it may vary from person to person by different method,s one of easy method is in above image.