Question

Krótkie zadanko z matmy :D

Dużo pkt.!

Prosze o pomoc.

Answer 1

a) P = a²√3/4 = 12²√3/4 = 36√3 cm²

b) r = ⅓h

h = a√3/2 = 12√3/2 = 6√3 cm

c) P = πr²= π(2√3)² = 12π cm²

d) L = 2πr = 2π2√3 = 4√3π cm

e) R = ⅔h = ⅔6√3 = 4√3 cm²

f) L = 2π4√3 = 8√3π cm

g) P = π(4√3)² = 48π cm²