Kolmnurga pindala = 1/2 (bxh) b = 2 tolli, h = 3 tolli Kolmnurga pindala = 1/2 (bxh) Kolmnurga pindala = 1/2 (2 x 3) Kolmnurga pindala = 1/2 (6 in 2 ) Kolmnurga pindala = 3 in 2
PIIRKOND
Kolmnurga ümbermõõt (P)= b + c + h b = 2 tolli, c = 4 tolli, h = 3 tolli P = b + c + h P = 2 tolli + 4 tolli + 3 tolli P = 9 tolli