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1) Find the measure of each interior angle of a regular.a. Pentagon b. Hexagon c. Octagon d. polygon of 12 sides2) The sum of two digit of two digit number is 12. If the new number formed by reversingthe digits is greater than the original number by 54 find the original number.3) Solve (4 m - 3n) +2mn4) Simplify: (1) 144 x 169 (ii) 715.21 x 16.9715)Factorise the following expressions(1)-162 + 20 2(ii)4a? + 4ab - 4ac. |
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