" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
d - 20 cm
H² = d² - a²
H² = 20² - 18²
H² = 400 - 324
H = √76 cm
Pb = 3 * 18 * √76
Pb = 54√76 cm²
Pp = (a²√3) / 4
Pp = 324√3 / 4
Pp = 81√3 cm²
Pc = 2 * 81√3 + 54√76
Pc = (162√3 + 54√76) cm²
Ps.: Troche dziwnie wyszło ale powinno być dobrze