Answer:
6
Step-by-step explanation:
43-7=36
The square of 36 is 6.
1.7777 (use the bar on top of 7)
top in bottom out
16 goes into 9 one times
51
sum of exterior angles = 360
64 + 60 + 69 + 42 + x + x +23 = 360
2x + 258 = 360
2x = 360 - 258
2x = 102
x = 51