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How to find angles, with explanation please

0 votes

AOB and COD are straight lines, find <a, <b and <c

asked Oct 10 in GEOMETRY by linda Scholar

1 Answer

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If a straight line meets another straight line, the sum of the two adjacent angles so formed is equal to two right angles.

b = 25O

Angle on straight line is 180 O.

a + b =180

a + 25=180

a = 155O

Angle on straight line is 180 O.

90 + c + 25 =180

c + 115 =180

c= 65O

answered Oct 12 by homeworkhelp Scholar
reshown Oct 12 by bradely

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