A polygon has prime number of sides. Its number of sides is equal to
the sum of the two least consecutive primes. The number of diagonals
of the polygon is
(A) 4 (B) 5 (C) 7 (D) 10
If the sum of two angles is equal to an obtuse angle, then which of
the following is not possible?
(A) One obtuse angle and one acute angle.
(B) One right angle and one acute angle.
(C) Two acute angles.
(D) Two right angles.
If the sum of two angles is greater than 180°, then which of the
following is not possible for the two angles?
(A) One obtuse angle and one acute angle
(B) One reflex angle and one acute angle
(C) Two obtuse angles
(D) Two right angles
. If the sum of two angles is greater than 180°, then which of the
following is not possible for the two angles?
(A) One obtuse angle and one acute angle
(B) One reflex angle and one acute angle
(C) Two obtuse angles
(D) Two right angles
Measures of the two angles between hour and minute hands of a
clock at 9 O’ clock are
(A) 60°, 300° (B) 270°, 90° (C) 75°, 285° (D) 30°, 330°
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