What is the measure of angle x enter in the box

x=47

Step-by-step explanation:

All triangles angles add up to 180

to solve this simply subtract the 2 known to find the unknown.

180-102=78

78-31=47

x=47

your answer is a

step-by-step explanation:

4*4*4*4=256

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d