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CBSE Class 9 Answered

FIND X AN D Y
Asked by yogeshc2 | 01 Jun, 2018, 04:48: PM
Expert Answer
begin mathsize 16px style AB parallel to DG space and space AC parallel to DE angle EDH space equals space angle CAD space equals space 25 degree space space space space space space space left parenthesis Corresponding space angles right parenthesis angle BAD space equals space angle GDH space space space space space space space space space space space space space space space space space space space space left parenthesis Corresponding space angles right parenthesis angle BAC thin space plus thin space angle CAD space equals space angle GDE space plus space angle EDH 20 degree space plus space 25 degree space equals space straight y space plus space 25 degree 45 degree equals straight y space plus space 25 degree straight y space equals space 45 degree space minus space 25 degree straight y space equals space 20 degree In space triangle ADC comma x space is space an space exterior space angle space o f space angle ACD comma x space equals space angle CAD space plus space angle CDA straight x space equals space 25 degree space plus space 90 degree straight x space equals space 115 degree end style
Answered by Renu Varma | 05 Jun, 2018, 09:27: AM

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