Question

What is the measure of 12 years ago

Answer 1

how did u draw the graph?

Answer 2

I meant 151*

Answer 3

I used the big arc small arc thing to get that

Answer 4

thats the correct formula to use, but answer is not correct !

Answer 5

<RST = (big arc - small arc)/2
= (105-23)/2
= (82)/2
= 41

Answer 6

Oh i was putting it like this 23 = (105 - RST)/2

Answer 7

ah i see. u shoudl put the outside angle on left side..

Answer 8

105 = (23 - RST)/2

Answer 9

no

Answer 10

Isn't 105 he outside angle ?

Answer 11

the *

Answer 12

nopes, 105 is the big arc. 23 is the small arc. <RST is teh outside angle.

Answer 13

I do it like you did at the top okay i see now

Answer 14

good :)

Answer 15

Now i feel really confident with these types of problems thanks again :D!

Answer 16

glad to hear that ! you're welcome :)