100 Bible Verses Everyone Should Know by Heart

100 Bible Verses Everyone Should Know by Heart

Matematika 2. Tentukan ukuran yang belum diketahui

2. Tentukan ukuran yang belum diketahui

2A. Keliling Persegi Panjang

= 2 × ( P + L)

= 2 × ( 10 + 6 )

= 2 × 16

= 32 Cm.

2B. Lebar Persegi Panjang

Keliling = 2 × ( P + L)

36 = 2 × ( 15 + L)

36 = 2 × 15 + L

36 = 30 + L

L = 36/30

L = 1,2 Cm.

2C. Lebar Persegi Panjang

Keliling = 2 × ( P + L)

150 = 2 × ( 45 + L)

150 = 2 × 45 + L

150 = 90 + L

L = 150/90

L = 1,6 Cm.

2D. Panjang Persegi Panjang

Keliling = 2 ÷ ( P + L )

120 = 2 ÷ ( 16 + L)

120 = 2 ÷ 16 + L

120 = 8 + L

L = 120/8

L = 15 Cm.

⃢~ Opung~⃠⃫⃟⃤᳗᳐

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