Question

define triangle and its type and also define Pythagoras theorem plz tell me its very urgent!!!!

Answer 1

a closed figure that has three sides is called triangle. there r three types of triangles.
SCLANE
Equatorial

Pythagorean theoram said that the square of hypotenuse is equal to the sum of their square of side
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Answer 2

triangle is a 3 sided figure with three vertex . pythagorus theorum is h sq = p sq + b sq
h is hypotinues
b is base 
p is perpendicular distance

in right angled triangle the side opposite to 90 degree is hypotinues  and other twoo are base and perpendicular