Answer:
4
Step-by-step explanation:
6+10=16
2+2=4
16/4 = 4
3 feet because you multiply 0.2 and 15
Since it’s supplementary the straight line would equal to 180 degrees
4d - 1 + 105 = 180
4d + 104 = 180
4d = 76
d = 19
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