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Ans 16:-
x=180-(90+61)
=180-151
=29degree
Ans 17:-
x=180-(68+58)
=180-126
=54
Ans18:-
X=180-(32+32). (Isosceles triangle)
=180-64
=116
Ans19:-
2x=180-90(isosceles triangle)
x=45
Hope that it will help you...
x=180-(90+61)
=180-151
=29degree
Ans 17:-
x=180-(68+58)
=180-126
=54
Ans18:-
X=180-(32+32). (Isosceles triangle)
=180-64
=116
Ans19:-
2x=180-90(isosceles triangle)
x=45
Hope that it will help you...
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