Answer:
14
Step-by-step explanation:
[(1+5)⋅2−5]⋅2
[(6)⋅2−5]⋅2
[12−5]⋅2
[7]⋅2
[6.2-5].2
[12-5].2
7.2
14 answer
What?? I am very sorry, but this is confusing.
r = 6.7
9²-6²=45
√45=6.7
no
30+30=60
10 square2
36 + 64 = 100. In other words, 6² + 8² = 10²
Answer: For question 2 I think it would be C