
Question 1 
Two angles are complementary angles to each other. If the measure of one of the angles is represented by 2y^{o}, find the measure of its complement angle.

A.  180 + 2y  B.  90 − 2y 
C.  180 − 2y  D.  88y 
 
  

Question 2 
What type of angle will be formed between two hands of a clock at 5:20?

A.  Obtuse  B.  Right 
C.  Acute  D.  None 
 
  

Question 3 
Find the complementary angle of 30º.

A.  60º  B.  90º 
C.  150º  D.  None

 
  

Question 4 
Find the supplement of a 100º angle.

A.  180º  B.  80º 
C.  90º  D.  60º 
 
  

Question 5 
An ____________ has all angles less than 90^{o}. 
A.  obtuse angled triangle  B.  right angled triangle 
C.  acute angled triangle  D.  straight angled triangle 
 
  


Question 6 
Which is TRUE about angle ABC and angle CBD? 
A.  They are adjacent angles.  B.  They are vertical angles. 
C.  They are supplementary angles.  D.  They are obtuse angles. 
 
  

Question 7 
Which of the following statements is correct?

A.  All linear pairs are right angles.  B.  All linear pairs are supplementary angles. 
C.  All linear pairs are vertically opposite.  D.  None

 
  

Question 8 
A triangle has angles measuring 105^{o} and 35^{o}. What is the measure of the triangle's third angle?

A.  49^{o}  B.  90^{o} 
C.  50^{o}  D.  40^{o} 
 
  

Question 9 
In a rightangled triangle, the side opposite the right angle is called __________.

A.  Equal
 B.  Homogenous 
C.  Hypotenuse  D.  Adjacent 
 
  

Question 10 
Find the complementary angle of 72½^{o}.

A.  17½^{o}  B.  45½^{o} 
C.  52½^{o}  D.  32^{o} 
 
  
