What is the maximum number of obtuse angles that a quadrilateral can have ?
(a) 1 (b) 2 (c) 3 (d) 4
it being given that : > denotes +, < denotes -, + denotes ÷, - denotes =, = denotes ‘less than’ and ×denotes ‘greater than’, find which of the following is a correct statement. (A) 3 + 2 < 4 = 9 + 3 < 1 (B) 3 > 2 > 4 = 18 + 3 < 2 (C) 3 > 2 < 4 × 8 + 4 < 2 (D) 3 + 2 < 4 × 9 + 3 < 3
Which of the following is a property of a parallelogram?
(a) Opposite sides are parallel.
(b) The diagonals bisect each other at right angles.
(c) The diagonals are perpendicular to each other.
(d) All angles are equal.
Which of the following properties describe a trapezium?
(a) A pair of opposite sides is parallel.
(b) The diagonals bisect each other.
(c) The diagonals are perpendicular to each other.
(d) The diagonals are equal.
For which of the following figures, diagonals are equal?
(a) Trapezium (b) Rhombus
(c) Parallelogram (d) Rectangle
For which of the following figures, diagonals are perpendicular to
each other?
(a) Parallelogram (b) Kite
(c) Trapezium (d) Rectangle
For which of the following figures, all angles are equal?
(a) Rectangle (b) Kite
(c) Trapezium (d) Rhombus
For which of the following, diagonals bisect each other?
(a) Square (b) Kite
(c) Trapezium (d) Quadrilateral
If three angles of a quadrilateral are each equal to 75°, the fourth
angle is
(a) 150° (b) 135° (c) 45° (d) 75°
X ∪ Y means divide X by Y
X ↑ Y means multiple X by Y
X # Y means subtract Y from X
X ∩ Y means add Y to X
Ex 9. One-fifth of one-tenth of two-third of a number X is given by
(A) X ↑ (1∪ 5) ↑ (1∪10) ↑ (2 ∪ 3) (B) (X 1 ↑ 5)(1 ↑ 10)(2 ↑ 3)
(C) (X 1 ↑ 5)(2 ↑ 10)(2 ↑ 3) (D) can’t be determind
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