90 | 3 | |||
ΔABE ~ ΔCDE w skali k2 = | → k = | (cecha kkk) | ||
40 | 2 |
3 | ||
a = | b | |
2 |
3 | ||
y = | x | |
2 |
1 | 1 | 5 | 5 | 25 | ||||||
Ptrapezu = | (a+b)(x+y) = | * | b* | x = | bx | |||||
2 | 2 | 2 | 2 | 8 |
1 | ||
PCDE = | bx = 40 | |
2 |
25 | ||
Ptrapezu = | *80 = 250 | |
8 |
P1 | 3 | |||
skala podobieństwa Δ ABE i CDE : k2= | ⇒ k= | |||
P2 | 2 |
3 | ||
P3=P4= | *40 = 60 | |
2 |
25 | ||
P= | *40 = 250 | |
4 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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