Question

solve these questions 1 & 2

Answer 1

while answering the 1 question to need to keep in mind that the sum of the two sides of triangle must greater than the third side.
like u see 1(i) the sum of 8 and 6 is lesser than 15 so triangle is not possible.
while question 2
u need to remember that a triangle can have atmost 1 obtuse angle and it cannot have two right angles but it can have all three angles acute.the sum must be 180
2(i) 25,65,90
so triangle is possible.