Oppervlakte vlakke figuren

Question 1

oppervlakte driehoek

Answer 1

S = (b . h) : 2

Question 2

oppervlakte vierkant

Answer 2

S = z . z
of
S = z^2

Question 3

oppervlakte rechthoek

Answer 3

S = l . b
of
S = b . h

Question 4

oppervlakte parallellogram

Answer 4

S = b . h

Question 5

oppervlakte ruit

Answer 5

S = (D . d) : 2

Question 6

oppervlakte trapezium

Answer 6

S = ((b + B) . h) : 2

Question 7

oppervlakte cirkel

Answer 7

S = r . r . pi
of
S = r^2 . pi