diketahui sebuah persegi panjang yang berukuran 1 4/5 m × 9/18 m hitunglah keliling dan luas persegi panjang
Jawaban:
keliling
=2(p+l)
=2(14+9)
=2×23
=46cm
luas
=p×l
=14×9
=126
100 Business Math Questions and Answers (The Complete MBA CourseWork Series Book 2)
100 Business Math Questions and Answers (The Complete MBA CourseWork Series Book 2)
Jawaban:
keliling
=2(p+l)
=2(14+9)
=2×23
=46cm
luas
=p×l
=14×9
=126