Class 7    Math    Example [M-7.55]

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Q1. Can an acute angle be adjacent to an obtuse angle ?
 
  • Yes
  • No
  • Insufficient data
  • cannot be decided
 
Q2. What additional information you need to prove that ∆RST ≅ ∆WUV by RHS congruence rule, when it is given that RT = WV is the hypotenuse and RS = WU is any other side of the triangle?
 
  • ∠S = ∠V = 90o
  • ∠S = ∠U = 90o
  • ∠R = ∠W = 90o
  • ∠T = ∠V = 90o
 
Q3. Which of the following pair of angles are complementary ?
     complementary angles
 
  • A and B
  • B and C
  • A and D
  • B and D
 
Q4. Refer the following diagram. Select correct congruent triangles from the below options ?
     identify congruent triangle
 
  • ∆BAC ≅ ∆CDA
  • ∆ABC ≅ ∆CAD
  • ∆ABC ≅ ∆CDA
  • ∆ACB ≅ ∆CDA
 
Q5. State True or False: "Two right angles can be complement to each other".
 
  • TRUE
  • FALSE
  • Blank
  • Blank
Q6. In the below diagram, angles 1, 2, 3 and 4 are called as --------------- ?
     interior angles
 
  • Interior angles
  • Exterior angles
  • Corresponding angles
  • alternate interior angles
 
Q7. --------------- angle is the supplement of the 118o angles ?
 
  • 18o
  • 28o
  • 32o
  • 62o
 
Q8. In the below diagram identify angle AOD when angle AOB is 90o and BOC is 15o.
     identify missing angles from a diagram
 
  • 45o
  • 15o
  • 75o
  • 350o
 
Q9. Among two complementary angles the measure of larger angle is 18o more than the smaller angle. Find their measures.
 
  • Smaller angle = 36 degrees, bigger angle = 54 degrees
  • Smaller angle = 30 degrees, bigger angle = 60 degrees
  • Smaller angle = 35 degrees, bigger angle = 55 degrees
  • Smaller angle = 26 degrees, bigger angle = 64 degrees
 
Q10. Two angles forming a linear pair are ---------------.
 
  • complementary angles
  • supplementary angles
  • right angles
  • acute angles
   
 
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