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ICSE Class 8 Question Bank 2025 : Mathematics

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LODHA WORLD SCHOOL Near Khidkaleshwar Temple, Kalyan - Shilphata Road, Dombivali East, Palava, Maharashtra 421204, Ph. No. - Ph. No. - 0251 6699588 LODHA WORLD SCHOOL , PALAVA 2022-23 CLASS WORKSHEET 4 - OCTOBER Std. VIII Mathematics Name : __________________ Div :_ Roll No.: __ Date: 7/10/22 Q1. Fill in the blanks: (1) A simple closed curve made up entirely of line segments is called a .............. (2) Name the polygon, which has one of its interior angle greater than 180 : . (3) If the length of all the sides of a polygon is 5 cm and the measure of each of its interior angles is 108 , then it is a type of a polygon. (4) Name four types of polygons based on their measure of sides (n), when n= 4 : n=6: ; n = 9: .......... and n=10: (5) The curves which have different starting and end points are called .. curves. (6) A curve which does not cross itself at any point is called a curve. (7) Name the three types of quadrilaterals, in which: (i) both pairs of opposite sides are parallel to each other . (ii) one pair of opposite sides is parallel to each other (iii) no opposite sides are parallel, but adjacent sides equal (8) The opposite angles of a parallelogram are . in length and their adjacent angles are ................... (9) If an angle of a parallelogram is right angle, then it is called a . (10) If two adjacent sides of a parallelogram are equal, then it is called a ... (11) If two adjacent sides of a rectangle are equal, then it is called a .................. (12) The diagonals of a rhombus bisect each other at . (13) If two non-parallel sides of a trapezium are equal, then it is called an (14) Name the two types of parallelograms, which have equal diagonals: and (15) Name the quadrilateral whose diagonals bisect each other : (16) Name two types of parallelograms whose diagonals bisect their angles: and . (17) Name two quadrilaterals, which have diagonals that are perpendicular to each other: and (18) The quadrilateral whose opposite angles are equal and adjacent angles are supplementary is called ..; but the quadrilateral whose base-adjacent angles are equal and opposite-adjacent angles are supplementary is called Q2. Identify the regular polygon in the given Figure and answer the following: (1) Name of the polygon: . (2) Use appropriate formulae to find the: (a) No. of diagonals it has .. (b) Sum of its interior angles: .. (c) Measure of each interior angle: . (d) Sum of its exterior angles: .. (e) Measure of each exterior angle: Q3. Solve the following problems: (1) Find the number of sides of a regular polygon if each of its interior angles is 168 . (2) The sum of interior angles of a regular polygon is twice the sum of its exterior angles. Find the number of sides of the polygon. (3) In the figure shown below, ABCD is a parallelogram. Find the values of x, y and z. (4) In the figure shown below, ABCD is a rectangle. Find the value of angle x. (5) In the figure shown below, ABCD is an isosceles trapezium. Find the values of x, y and z.

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ICSE Class 8 Question Bank 2025 : Mathematics
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