### Math 10 Chapter 5 - Part B

 1. In a quadrilateral the_________ are perpendicular to each othera) Sides b) Anglesc) Trianglesd) Diagonals
 2. Two intersecting lines cannot be __________ to the same line.a) Perpendicular b) Oppositec) Paralleld) Congruent
 3. In similar triangles all the three corresponding ____________ are congruent.a) Angles b) Diagonalsc) Sidesd) Triangles
 4. A triangle having all the three sides equal is called ______________ triangle.a) Equilateralb) Right angledc) Acute angled
 5. In right angle triangle if two sides are 5 and 13 then third side base is ____________.a) 12 b) 15c) 13d) 14
 6. A line segment has no mid point.a) Trueb) False
 7. There are an infinite number of points on a line, in a plane and in spacea) Trueb) False
 8. If two intersecting lines forms equal adjacent angles then the lines are parallel.a) Falseb) True
 9. If two triangles are similar then there corresponding sides are equal.a) Trueb) False
 10. iF the length of each side of an equilateral triangle is |x | then the length of each altitude of the triangle is v3x/2a) Trueb) False
 11. If the vertex angle of isosceles triangle is θo then each angle at base will be 90o | θo/2a) Falseb) True
 12. A rectangular can be divided into two triangles by one cut only.a) Trueb) False
 13. In a right angle ΔACB if mo then a2+b2=c2a) Falseb) True
 14. A triangle whose sides are 3,4 and 5 is right angled triangle.a) Trueb) False
 15. If two triangles are similar then there areas are always equala) Falseb) True
 16. Rhombus have all sides of equal length and all angles of 90o each.a) Falseb) True
 17. A trapezium is a quadrilateral which has two parallel and two non-parallel opposite sidea) Falseb) True
 18. The difference of measure of two sides of a triangle is greater than the measure of the third sidea) Trueb) False
 19. In an isosceles triangle the base angles are equal in measure.a) Falseb) True
 20. Diagonals of a rectangle are congruent.a) Falseb) True

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