Class 7    Math    Example [M-7.46]

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Q1. One of the angles of a triangle is 100o and the other two angles are equal. Find the measure of each of the equal angles.
  • Equal angles are 40 degrees each
  • Equal angles are 45 degrees each
  • Equal angles are 35 degrees each
  • Equal angles are 50 degrees each
Q2. State True or False: "Two adjacent angles can be supplementary".
  • TRUE
  • Blank
  • Blank
Q3. By applying ASA congruence rule, it is to be established that ∆ABC ≅ ∆QRP and it is given that BC = RP. What additional information is needed to establish the congruence?
  • ∠B = ∠R and ∠C = ∠Q
  • ∠A = ∠Q and ∠B = ∠P
  • ∠C = ∠R and ∠A = ∠Q
  • ∠B = ∠R and ∠C = ∠P
Q4. Which of the following pair of angles are complementary ?
     Identify Complementary Angles
  • A and C
  • B and C
  • A and B
  • None of these
Q5. The length of a perpendicular line from vertex of the triangle to its opposite base is called as ---------------.
  • hypotenuse
  • base
  • legs
  • altitude
Q6. Using which set of sides we can draw a triangle ?
  • 4.5cm, 8.5cm,5.5cm
  • 9cm, 1cm, 3cm
  • 6cm, 1cm, 2cm
  • 1cm, 15cm, 10cm
Q7. When two line segments have the same or equal length, they are called as ---------------.
  • parallel lines
  • congruent
  • segments
  • supplement
Q8. It is given that ∆ABC ≅ ∆QPR by RHS congruence rule. What additional information is needed, if it is given that ∠B = ∠P = 90o and BA = PQ ?
  • AB = PR
  • BC = QR
  • AC = QR
  • AC = QP
Q9. Between two supplementary angles, the measure of larger angle is 39o more than the smaller angle. Find their measures.
  • Smaller angle = 60.5 degree, bigger angle = 119.5 degree
  • Smaller angle = 70.5 degree, bigger angle = 109.5 degree
  • Smaller angle = 66.5 degree, bigger angle = 113.5 degree
  • Smaller angle = 80.5 degree, bigger angle = 99.5 degree
Q10. Identify angle x from the below diagram ?
     identify third angle in a triangle
  • 55o
  • 35o
  • 40o
  • 45o
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