Can you me with this question i do not understand it

by definition, an arc subtended by a central angle of some given measure has the same measure. so .

y=sec x is the correct answer

~batmans wife dun dun

emily solved for a part when she should have solved for the whole. 875,000 should be the numerator of the equivalent ratio. 70 x 12,500 is 875,000. so the answer is 100 x 12,500 which is 1,250,000.

the answer is  

d.

8 m

hope you got it down chief.