Question

What is the measure of 11 years ago

Answer 1

Angle BAC should be 23. An angle at the centre is twice as large as an angle at the circumference. So, BAC = BOC / 2.

Answer 2

Thanks. You think you can help me a bit more? I don't quite understand the lesson I'm doing.

Answer 3

Sure

Answer 4

If DE=135 and BC=57, what is m<A?

Answer 5

m<A means angle A?

Answer 6

Yeah measure of angle A. I forgot to list the answers too so here they are
A.96
B.78
C.45
D.39

Answer 7

Do those mean arc lengths or straight lengths

Answer 8

DE and BC are the arc lengths. It doesn't give any straight lengths

Answer 9

Don't think I can help with this one...

Answer 10

That's alright I already turned in the assignment.