Answer:
45 degrees
Step-by-step explanation:
AOB = 140°
and an the angle bisector(OC) is a line which will divide AOB into 2 equal angles
which is 140÷2= 70
and if AOD = 25 then COD= 70-25
= 45 degrees
hope it helps
Answer:
4.71cm
Step-by-step explanation:
Answer:
The student made the first mistake in step 2.
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
= 7