### Practical Geometry

 1. The line segment joining the mid-point of a side of a triangle to the opposite vertex is called _____________.Click here to enter your answer!
 2. The line segment which joins the _____________ of a side to the opposite vertex is called a median.Click here to enter your answer!
 3. If the measure of the angle of a triangle is known we can construct _________ number of triangles with the help of them.Click here to enter your answer!
 16. Parallel lines intercept at one point.a) Trueb) False
 17. In obtuse angle triangle point of concurrency is outside the triangle.a) Falseb) True
 18. In a triangle if three sides are equal then angle must be equal.a) Falseb) True
 19. In ambiguous case, the number of triangle may be three.a) Trueb) False
 20. If thee lines passes through the same point, the lines are said to be concurrent.a) Falseb) True
 21. If two angles and one side is given, we can draw a unique triangle.a) Falseb) True
 22. In practical geometry clear figure has no importance.a) Falseb) True
 23. Proof of a theorem in practical geometry is compulsory.a) Falseb) True
 24. A triangle can be solved if two angles & one side is given.a) Falseb) True
 25. Medians of a triangle are congruent.a) Falseb) True
 26. Perpendicular bisectors of a triangle are concurrent.a) Trueb) False
 27. Altitudes of a triangle are not concurrent.a) Falseb) True
 28. Bisectors of angles of a triangle are concurrent.a) Trueb) False
 29. Two intersecting lines, intersects each other at one & only one point.a) Trueb) False
 30. Sum of acute angles in a right angled triangle is 80o.a) Falseb) True
 31. The medians of a triangle are _______________. a) Parallel b) Congruentc) Collineard) Concurrent
 32. An angle is called an exterior angle of a triangle if __________. a) It is complementary to interior angle b) It is adjacent to the interior anglec) It is supplementary to the interior angled) Both as given in (a) & (b)
 33. If certain figures are exactly alike but different in size they are called _____________. a) Proportional b) Equilateralc) Similard) Equal
 34. The lines which bisect the sides of a triangle perpendicularly are called __________ of the sides. a) Bisectors b) Line-segmentc) Altituded) Right bisectors
 35. From which of the following sets of measure can a triangle be constructed. a) 3cm,7cm,2cm b) 5cm,5cm,10cmc) 8cm,5cm,11cmd) 10cm,4cm,6cm
 36. In practical theorems it is not necessary to write ______________. a) Construction b) Givenc) Reasonsd) Proof
 37. From two sides and their included angle ______________ is formed. a) No triangle b) Infinite number of trianglec) Two triangled) A triangle
 38. If the measure of the angles of a triangle is known we can construct ________ numbers of triangles with the help of these. a) Infinite b) Onec) Threed) Two
 39. The line Segmant joining the mid-points of a side of a triangle to the vertex is called .a) Right-Bisectors b) Medianc) Bisectorsd) Altitude
 40. The perpendicular Bisectors of the sides of a triangle are ________________.a) Non Concurrent b) None of thesec) Congruentd) Concurrent
 41. Which angle cannot be constructed with the help of scale and compass.a) 35o b) 105oc) 30od) 75o
 42. Unique triangle can be constructed if _____________ is give.a) Two sides and one angle b) One side and two anglesc) Three sides and three anglesd) Only three angles
 43. _____________________ interecpt at one point only.a) b. Three parallel lines b) d. Both a & cc) c. Non-Coplanar linesd) a. Two parallel lines
 44. In ambiguous case number of triangles area) Three b) Infinitec) Twod) Onee) a & b are correct
 45. In a right angled triangled the sum of the square of the measure of the leg is equal to the square of _____________a) Right bisector b) Altitudec) Hypotenused) Base
 46. In the figure the measure a) 108o b) 83oc) 109od) 97o
 47. Which are the measures of complementary angles area) 45o & 40o b) 65o & 15oc) 70o & 10od) 50o & 40o
 48. Which of these is not sufficent to prove that a quadriletaral is an isosceles trapezoida) Tow angles are congruent b) Opposite angles in supplementaryc) Diagonal congruentd) Diagonal perpendicular
 49. In ΔABC side AD is____________________________a) Median b) Bisectors of the side Bc) Bisector of d) Alititude

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