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CBSE Class 7 Answered

Please give me the construction of 150 degree angle also with a picture . Please
Asked by seeni2005 | 14 Apr, 2017, 05:40: PM
answered-by-expert Expert Answer
begin mathsize 14px style Steps colon 1 right parenthesis space Draw space straight a space line space AB 2 right parenthesis space With space straight O space as space centre space and space straight a space suitable space radius comma space draw space an space arc space intersecting space AB space in space straight C space and space straight D. space Thus comma space angle space AOB equals 180 degree 3 right parenthesis space With space straight D space as space centre space and space same space radius comma space draw space an space arc space intersecting space the space previous space arc space in space straight E. space Join space OE. space Thus comma space angle space BOE equals 60 degree 4 right parenthesis space Draw space OF space as space the space bisector space of space angle space BOE. space Thus comma space angle space BOF equals 30 degree Now comma space angle AOF equals angle AOB minus angle BOF equals 180 degree minus 30 degree equals 150 degree end style
 
 
Answered by Rashmi Khot | 14 Apr, 2017, 11:45: PM

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