" 26.If "5" ,"5r," 5"r^(2)" are the lengths of the sides of a "

If 5, 5r and 5r^(2) are the lengths of the sides of a triangle, then r cannot be equal to

If 5, 5r and 5r^(2) are the lengths of the sides of a triangle, then r cannot be equal to

If 5, 5r and 5r^(2) are the lengths of the sides of a triangle, then r cannot be equal to

If 5, 5r and 5r^(2) are the lengths of the sides of a triangle, then r cannot be equal to

P is a point on the line y+2x=1, and Q and R are two points on the line 3y+6x=6 such that triangle P Q R is an equilateral triangle. The length of the side of the triangle is (a) 2/(sqrt(5)) (b) 3/(sqrt(5)) (c) 4/(sqrt(5)) (d) none of these

P is a point on the line y+2x=1, and Q and R two points on the line 3y+6x=6 such that triangle P Q R is an equilateral triangle. The length of the side of the triangle is (a) 2/(sqrt(5)) (b) 3/(sqrt(5)) (c) 4/(sqrt(5)) (d) none of these

If two sides of a tringle are of length 5 cm and 1.5 cm, then the length of third side of the triangle cannot be

If two sides of a tringle are of length 5 cm and 1.5 cm, then the length of third side of the triangle cannot be