Question

1. Is it possible to construct Triangle ABC if perimeter of the triangle is 11cm, base angles A= 60 degrees & B=70 degrees
2. Is it possible to construct Triangle EFG, if EF+FG+GE=11cm & angle E=105 degrees & angle F=90 degrees.
3. Is it possible to construct Triangle XYZ if perimeter is 12.5cm, angle X=75 degrees & angle Y=30 degrees.
Give reasons for your answers.

Answer 1

$Weknowthesumoftheanglesofthetriangleis180degree.So\left(2\right)isnotpossible.$