tlng beserta langkah mengerjakannya ya
Jawaban:
√12²+5² = √144+25 = √169 = 13 cm
A. luas = ½×12×5 = 6×5 = 30 cm²
keliling = 12+5+13 = 30 cm
√3²+4² = √9+16 = √25 = 5 cm
B. luas = 10×4×½ = 10×2 = 20 cm²
keliling = 10+15+5 = 30 cm
10 DANCE 4
Jawaban:
√12²+5² = √144+25 = √169 = 13 cm
A. luas = ½×12×5 = 6×5 = 30 cm²
keliling = 12+5+13 = 30 cm
√3²+4² = √9+16 = √25 = 5 cm
B. luas = 10×4×½ = 10×2 = 20 cm²
keliling = 10+15+5 = 30 cm