Answer:
x=8
Step-by-step explanation:
7x-6+60+70=180°
7x-6+130=180°
7x+124=180°
7x=180-124
7x=56
x=56
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7
ans
you can also see my copy
65:1
87:1.00
5:2
60:2.40
2.00:80
200:1
0.0000007 as a regular notation
or 7x10^-7 as scientific notation
What are the answers
B, A, C
That's a 30-60-90 triangle.