ICSE Class 10 Answered

No 2

Asked by saketagarwal.dbl | 16 Jan, 2017, 11:20: PM

Expert Answer

begin mathsize 16px style Join space AB. angle ABC equals 90 degree space space space space left parenthesis Angle space subtended space by space diameter right parenthesis angle ABE equals angle ABC minus angle CBE rightwards double arrow angle ABE equals 90 degree minus 65 degree equals 25 degree Now comma space angle ABE equals angle ACE equals 25 degree space space space space left parenthesis angle space subtended space by space the space same space chord space AE right parenthesis ED space parallel to AC rightwards double arrow angle ACE equals angle DEC space space space space left parenthesis alternate space interior space angles right parenthesis rightwards double arrow angle DEC equals 25 degree end style

Answered by Rashmi Khot | 17 Jan, 2017, 09:00: AM

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