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Margarita [4]
3 years ago
8

1) Sử dụng phương pháp diện tích chứng minh định lí Pitago: “Trong một tam giác vuông, bình phương cạnh huyền bằng tổng bình phư

ơng hai cạnh góc vuông”.
2) Chứng minh rằng tứ giác có một và chỉ một đường nối trung điểm hai cạnh đối chia tứ giác thành hai phần có cùng diện tích là hình thang.
Mathematics
1 answer:
vlada-n [284]3 years ago
4 0

Answer:

hmm i thought abt it and i think the answer is no

Step-by-step explanation:

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Rom4ik [11]

Answer:

11.76%

Step-by-step explanation:

Because you have to divide 20/70 and get 0.1176. Then you have to multiply 0.1176*100 and get 11.76. So, your answer should be 11.76%

4 0
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Given the relationship "10 arms for every 8 eyes", if there are 12 eyes, how many arms are there?
FinnZ [79.3K]

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18 arms

Step-by-step explanation:

12÷8=1.8

10×1.8=18

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Please solve it quickly as soon as possible
IRISSAK [1]

I think it is C. Benzoic acid

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4 years ago
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LuckyWell [14K]

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1. any order

2. subtract as the opposite is adding

3. combine like terms

4.

5. opposite of a sum

Step-by-step explanation:

i beileve theese are the answers

3 0
3 years ago
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Dmitry [639]
The answer is B. Plug in x^2 for f(x) which is y=-1/4x^2
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