| 1 | 3 | a2*√3/4 | h | ||||
* | a*h = | tg α = | |||||
| 2 | 4 | 2 | 3/8 a |
! Tam nie jest 3/8 a. Jeszcze pomyślę, albo ktoś inny pociągnie.
| h | ||
tg α = | ||
| 3/4 a − |AE| |
Z treści zadania P(APD)= 0,5 P(ABC) , P(ABC)= 4x2√3
| 1 | ||
to P(APD)= 2x2√3 i P(APD)= | 3x*h | |
| 2 |
| 4 | h | 4 | ||||
zatem 3xh=4x2√3 ⇒ h= | x√3 oraz | = tg60o ⇒ |AE|= | x | |||
| 3 | |AE| | 3 |
| 5 | ||
to |EP|=3x−|AE|= | x | |
| 3 |
| h | 4√3 | |||
tgα= | = ....= | |||
| |EP| | 5 |