76.1k views
19 votes
Given that XY is a line segment with the angle a= 21 and c = 33 work out the value of the angle marked b

Given that XY is a line segment with the angle a= 21 and c = 33 work out the value-example-1
User Lance Kind
by
4.3k points

1 Answer

1 vote

Answer:

b = 126°

Explanation:

xy = 180° = a + b + c

180 = 21 + b + 33

180 - 21 - 33 = b

b = 126°

Given that XY is a line segment with the angle a= 21 and c = 33 work out the value-example-1
User Opengrid
by
3.8k points