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Maths Tricks
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![BASIC MENSURATION FORMULA SHEET Easy These formulas 10 Marks (Save for Exams) Rectangle Area 0*b Perimeter = 2(2 +b) Diagonal = V22+ 62 Square Ared a2 Perimeter = 4a Diagonal 012 Circle Circumference = 2Tr Area Ttr2' Triangle 2 * base x height] Area 2(a+b) Perimeter = Parallelogram height base * Area 2(q+b) Perimeter Trapezium 2x(q b) height Area Rhombus 2x d1 X d2 Areq Perimeter = 40 017 < BASIC MENSURATION FORMULA SHEET Easy These formulas 10 Marks (Save for Exams) Rectangle Area 0*b Perimeter = 2(2 +b) Diagonal = V22+ 62 Square Ared a2 Perimeter = 4a Diagonal 012 Circle Circumference = 2Tr Area Ttr2' Triangle 2 * base x height] Area 2(a+b) Perimeter = Parallelogram height base * Area 2(q+b) Perimeter Trapezium 2x(q b) height Area Rhombus 2x d1 X d2 Areq Perimeter = 40 017 <](https://cdn4.sharechat.com/bd5223f_s1w/compressed_gm_40_img_642408_103ca62a_1782375633086_sc.jpg?tenant=sc&referrer=pwa-sharechat-v2&f=086_sc.jpg)
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208 #Swaraj###Maths![Two Multiplication of Matrices Condition for Multiplication २) Formula If A A=[ is o order' [6 01 mxn 012 Q1n 021 15 of order' 022 Q2n nxP Then , AB is possible D1p 011 012 and 021 bap 022 AB be of order 'ill m > P (aij bj)] A8 = [ 2 3) Example : A-[1 2] , 8-[5 8] 01 A) (Column k of B (Row Properties: [(3x5+2x7) (1*6+2*8) 2*7) 48 Not Commutative AB+BA (3*6+4*8 A(8C) = (48)C Associative 5+14 18+36 ] 616 [43 22 19 AB = Distributive A(B+C) AB+ AC [15+28 50 Row X Column Rule AB = [ 5 +14 43 50 Take of A column of 8 _19+22 43 50 [01 ana Two Multiplication of Matrices Condition for Multiplication २) Formula If A A=[ is o order' [6 01 mxn 012 Q1n 021 15 of order' 022 Q2n nxP Then , AB is possible D1p 011 012 and 021 bap 022 AB be of order 'ill m > P (aij bj)] A8 = [ 2 3) Example : A-[1 2] , 8-[5 8] 01 A) (Column k of B (Row Properties: [(3x5+2x7) (1*6+2*8) 2*7) 48 Not Commutative AB+BA (3*6+4*8 A(8C) = (48)C Associative 5+14 18+36 ] 616 [43 22 19 AB = Distributive A(B+C) AB+ AC [15+28 50 Row X Column Rule AB = [ 5 +14 43 50 Take of A column of 8 _19+22 43 50 [01 ana](https://cdn4.sharechat.com/bd5223f_s1w/compressed_gm_40_img_797303_6fe8587_1782831792038_sc.jpg?tenant=sc&referrer=feed-service&f=038_sc.jpg)
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