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Archy [21]
3 years ago
10

Help me match these formulas pleasee:(

Mathematics
1 answer:
babunello [35]3 years ago
6 0
1. A= \frac{ah_a}{2},P=a+b+c
2. A= \frac{r^2\pi\alpha}{360^o}
3. l= \frac{r\pi\alpha}{180^o}
4. A=ab,P=2(a+b)
5. C=2r\pi
6. A=r^2\pi
7. P=na,S_n=(n-2)180^o,\alpha= \frac{S_n}{n}
8. P=3a,A= \frac{a^2\sqrt{3}}{4}
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