Page 56 - GEOMETRY

(A) 120º (B) 100º (A) 26 cm (B) 40 cm
(C) 80º (D) 110º (C) 25 cm (D) 24 cm
42. In the given figure,  BAC = 40º,  ACB = 47. The complement of 65º50’ is:
(A) 24º 50’ (B) 24º 10’
90º and  BED = 100º, Then  BDE = ?
(C) 14º50’ (D) 34º 10’
48. The complement of 65º50’ is :
(A) 56º 55’ (B) 56º15’
A
(C) 55º 56’ (D) None of these
49. If two angles are complementary of each
40º
E other, then each angle is:
(A) a right angle
100º
(B) a supplementary angle
(C) ab obtuse angle
D
B C (D) an acute angle
50. Answer on the basis of the following state-
ments:
(A) 50º (B) 30º When two straight lines intersect, then :
(C) 40º (D) 25º 1. adjacent angles are complementary.
43. If (2x + 17)º, (x + 4)º are complementary, 2. adjacent angles are supplementary.
find x : 3. opposite angles are equal.
(A) 63º (B) 53º 4. opposite angles are supplementary.
(C) 35º (D) 23º (A) 2 and 3 are correct.
44. If (5y + 62)º, (22º + y) are supplemntary, (B) 1 and 4 are correct.
find y : (C) 1 and 3 are correct.
(A) 16º (B) 32º (D) 2 and 4 are correct.
(C) 8º (D) 1º
51. In the figure below, If AB  CD and CE 
45. An angle is 30º more than one half of its
ED, then the value of x is:
complement. Find the angle in degrees:
(A) 60º (B) 50º
(C) 45º (D) 80º
E
46. In the given figure AB  CD  EF  GH
A B
37º
and BH = 100 cm. Find the value of DF :
90º

A B
50 cm xº
C D
C D
30 cm
E F
40 cm
G H (A) 53 (B) 63
(C) 37 (D) 45