Geomeetria
IV. Romb ja selle pindala
1. Arvuta peast rombi pindala, kui on antud rombi külg a ja kõrgus h.
a) a = 7 cm, h = 4 cm

 

 

b) a = 5 cm, h = 12 cm

 

 

c) a = 7 cm, h = 9 cm

 

 

d) a = 6 dm, h = 3 dm

 

 

e) a = 8 cm, h = 40 mm

 

 

f) a = 60 mm, h = 8 cm

 g) a = 13 cm, h = 4 cm

 

 

h) a = 8 m, h = 7 m

 

 

i) a = 1,2 cm, h = 4 cm

 

 

j) a = 4 m, h = 6 m

 

 

k) a = 6 dm, h = 7 dm

 

 

l) a = 5 cm, h = 14 cm