1) Sum of all angles of a triangle is _____. a) 360 b) 180 c) 90 d) 270 2) Vertically opposite angles are ______. a) 180 b) Equal c) 90 d) Unequal 3) If two angles of a triangle are 40 degree and 50 degree. In this third angle is ______. a) Right angle b) Obtuse angle c) Acute angle 4) If two interior angles are 50 degree and 65 degree. What is the measure of opposite exterior angle?  a) 115 degree b) 110 degree c) 65 degree 5) If three sides of a triangle are 7 cm, 8 cm, 6 cm. Which type of triangle is this? a) Equilateral b) Scalene c) Isosceles 6) What is the complementary angle of 35 degree? a) 45 b) 55 c) 35 7) Corresponding angles are _____. a) Supplementary b) Complementary c) Equal d) Unequal 8) In which of the following case the triangle is possible? If the measure of line segments are ____? a) 2cm , 3 cm, 5 cm b) 7 cm, 4 cm, 2 cm c) 6 cm, 4 cm, 2 cm 9) Which of the following triangle is possible? a) Triangle with 2 right angles b) Triangle with 2 obtuse angles c) Triangle with 2 acute angles 10) Line that joins the vertex of a triangle to the mid point of the opposite side is _____ a) Altitude b) Median c) Base

Lines , Angles and Triangle

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