Pytania w załączniku.
do zadania 26:
Podaj jej wartość z dokładnością do części setnych .
Zad.29
a)P = 1/2 ah = 1/2 * √18 * √2 = 1/2 * √36 = 1/2 * 6 = 3
b)P = (a+b)/2 * h = (9√27+2√27)/2 * 4√3 = (11√27)/2 * 4√3 = (44√81)/2 = (44*9)/2 = 396/2 = 198
c)P = ah = 12√3 * √3 = 12√9 = 12 * 3 = 36
d)P = 1/2 df = 1/2 * √8 * √2 = 1/2 * √16 = 1/2 * 4 = 2
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Zad.29
a)P = 1/2 ah = 1/2 * √18 * √2 = 1/2 * √36 = 1/2 * 6 = 3
b)P = (a+b)/2 * h = (9√27+2√27)/2 * 4√3 = (11√27)/2 * 4√3 = (44√81)/2 = (44*9)/2 = 396/2 = 198
c)P = ah = 12√3 * √3 = 12√9 = 12 * 3 = 36
d)P = 1/2 df = 1/2 * √8 * √2 = 1/2 * √16 = 1/2 * 4 = 2