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CBSE Class 7 Answered

Dear Team,
 
Please help me with the two problems by giving the working (step by step please):
 
Find the value of "x" in the following
 
 
 
    
 
Asked by manoj.nestle | 09 Sep, 2015, 10:26: PM
answered-by-expert Expert Answer
open parentheses f close parentheses C o n s i d e r space t h e space g i v e n space f i g u r e. F r o m space t h e space f i g u r e comma space i t space i s space c l e a r space t h a t comma space x plus x over 3 plus x over 3 space plus 50 degree equals 360 degree rightwards double arrow space x plus x over 3 plus x over 3 equals 360 degree minus 50 degree rightwards double arrow space x plus x over 3 plus x over 3 equals 310 degree rightwards double arrow space fraction numerator 3 x plus x plus x over denominator 3 end fraction equals 310 degree rightwards double arrow space fraction numerator 5 x over denominator 3 end fraction equals 310 degree rightwards double arrow 5 x equals 930 degree rightwards double arrow x equals fraction numerator 930 degree over denominator 5 end fraction rightwards double arrow x equals 186 degree left parenthesis g right parenthesis C o n s i d e r space t h e space g i v e n space f i g u r e. F r o m space t h e space f i g u r e comma space i t space i s space c l e a r space t h a t comma space x plus 2 x plus x over 3 plus x over 3 space minus 3 degree equals 360 degree rightwards double arrow space x plus 2 x plus x over 3 plus x over 3 equals 360 degree plus 3 degree rightwards double arrow 3 x plus x over 3 plus x over 3 equals 363 degree rightwards double arrow space fraction numerator 9 x plus x plus x over denominator 3 end fraction equals 363 degree rightwards double arrow space fraction numerator 11 x over denominator 3 end fraction equals 363 degree rightwards double arrow 11 x equals 1089 degree rightwards double arrow x equals fraction numerator 1089 degree over denominator 11 end fraction rightwards double arrow x equals 99 degree
Answered by Vimala Ramamurthy | 10 Sep, 2015, 10:15: AM

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