Oblicz pole trójkąta:
a) a=1 dm h=150% a
b) a= 1/2 m h= 60 cm
a- podstawa
h- wysokość
wzór- a x h / 2
A)
1 - 100%
h - 150%
h=150 : 100 = 1,5
1 * 1,5 : 2 = 0,75
B)
a = 0,5 m = 50 cm
h = 60 cm
p= 50 * 60 /2 = 3000 cm/2 = 1500 cm
p=12 m
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A)
1 - 100%
h - 150%
h=150 : 100 = 1,5
1 * 1,5 : 2 = 0,75
B)
a = 0,5 m = 50 cm
h = 60 cm
p= 50 * 60 /2 = 3000 cm/2 = 1500 cm
p=12 m