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10.Practical Geometry(7)

10.Practical Geometry(7)

20 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

The total measure of the three angles of a triangle is _____.

  1. 80∘
  2. 90∘
  3. 180∘
  4. None of these
Question 2 Multiple Choice (Single Answer)

In any right-angled triangle, the square of the length of ______ is equal to the sum of the squares of the lengths of the other two sides.

  1. altitude
  2. None of these
  3. base
  4. hypotenuse
Question 3 Multiple Choice (Single Answer)

A triangle can be drawn if the hypotenuse and a _____ IS KNOWN in the case of a right-angled triangle.

  1. base
  2. None of these
  3. hypotenuse
  4. leg
Question 4 Multiple Choice (Single Answer)

A triangle can be drawn if ----------- angles and one side given.

  1. None of these
  2. 3
  3. 2
  4. 1
Question 5 Multiple Choice (Single Answer)

△ ABC is right-angled at C. If AC = 5 cm and BC = 12 cm find the length of AB.

  1. 7 cm
  2. None of these
  3. 13 cm
  4. 17 cm
Question 6 Multiple Choice (Single Answer)

A triangle in which two sides are of equal lengths is called _______________.

  1. scalene
  2. acute-angled
  3. isosceles
  4. equilateral
Question 7 Multiple Choice (Single Answer)

Write the angle opposite to the side LM of △ LMN.

  1. ∠M
  2. None of these
  3. ∠N
  4. ∠L
Question 8 Multiple Choice (Single Answer)

A triangle can be drawn if two angles and ---------____ side given.

  1. 2
  2. 1
  3. None of these
  4. 3
Question 9 Multiple Choice (Single Answer)

------------- of the lengths of any two sides of a triangle is greater than the length of the third side.

  1. Difference
  2. None of these
  3. Product
  4. Sum
Question 10 Multiple Choice (Single Answer)

A triangle in which all the three sides are of equal lengths is called an _______.

  1. isosceles
  2. None of these
  3. equilateral
  4. scalene
Question 11 Multiple Choice (Single Answer)

In an equilateral triangle each angle has measure ______.

  1. 140∘
  2. 100∘
  3. 120∘
  4. 60∘
Question 12 Multiple Choice (Single Answer)

Sum of the lengths of any two sides of a triangle is greater than the length of the ____.

  1. third side
  2. second side
  3. first side
  4. None of these
Question 13 Multiple Choice (Single Answer)

Two angles of a triangle are 30∘ and 80∘. Find the third angle.

  1. 70∘
  2. 50∘
  3. 60∘
  4. None of these
Question 14 Multiple Choice (Single Answer)

In an isosceles triangle ----------------- sides have same length.

  1. None of these
  2. 4
  3. 3
  4. 2
Question 15 Multiple Choice (Single Answer)

How many obtuse angles can a right triangle have?

  1. 1
  2. 3
  3. 2
  4. 0
Question 16 Multiple Choice (Single Answer)

One of the angles of a triangle is 80∘ and the other two angles are equal. Find the measure of each of the equal angles.

  1. 80∘
  2. 50∘
  3. 60∘
  4. 70∘
Question 17 Multiple Choice (Single Answer)

Which is the longest side in the triangle PQR right angled at P?

  1. PQ
  2. None of these
  3. PR
  4. QR
Question 18 Multiple Choice (Single Answer)

A/an _----------- connect a vertex of a triangle to the mid-point of the opposite side.

  1. vertex
  2. median
  3. altitude
  4. None of these
Question 19 Multiple Choice (Single Answer)

How many acute angles can a right triangle have?

  1. 2
  2. 1
  3. 3
  4. 0
Question 20 Multiple Choice (Single Answer)

A triangle can be drawn if ----------- sides given.

  1. 2
  2. 3
  3. None of these
  4. 1
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