Bangun Datar

 

Menghitung Luas Bangun Datar :

1 Lingkaran
∏ x r x r

Ket : ∏ = 22/7 atau 3,14

2 Persegi Panjang

Panjang (p) x Lebar (l)

3 Persegi ( Bujur Sangkar )

Sisi (s) x Sisi (s)

4 Segitiga

½ x alas (a) x tinggi( t)

5 Jajar Genjang

Alas (a) x tinggi (t)

6 Trapesium

(AB + CD ÷ 2) x T (tinggi)

Ket : AB dan CD sisi sejajar

7  Belah Ketupat

½ x d1 x d2

ket : d1 : diagonal 1

d2 : diagpnal 2

diagonal : garis tengah 2 sisi yang berlawanan

 

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