Question

Wendy is standing in front of a tree at point S. She can see an arc of the tree trunk that stretches from J to K measuring 102°.



What is the measure of angle JSK?
Answer
51°
78°
102°
129°

Answer 1

\[=\frac{1}{2}((360-102)-102)\]

Answer 2

would it be 102?

Answer 3

no, work it out, its half the difference of the 2 arcs

Answer 4

51

Answer 5

you're just guessing
whats 360 -102 ?

Answer 6

258

Answer 7

subtract 102

Answer 8

156

Answer 9

divide by 2

Answer 10

78

Answer 11

yep

Answer 12

use the geometry formulas for these questions