FIND X AN D Y

Asked by yogeshc2 | 1st 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 | 5th Jun, 2018, 09:27: AM