Soal SMP · Soal cerita · Kesulitan 2/5

Sebuah kolam berbentuk persegi panjang memiliki panjang 12 m dan lebar 8 m. Di sekeliling kolam akan dipasang pagar. Berapa meter panjang pagar yang dibutuhkan?

A.20 m
B.32 m
C.40 m
D.96 m

Kunci jawaban & pembahasan

Jawaban: 40 m

Keliling persegi panjang = 2 × (12 + 8) = 2 × 20 = 40 m.

Mau penjelasan yang menyesuaikan level anak?

Xinau AI membahas soal langkah demi langkah, menyesuaikan gaya bahasa dengan usia anak, dan menyusun latihan berikutnya berdasarkan jawaban sebelumnya.

Coba gratis 30 hari

Soal serupa

Rina has 5 apples. She gives 2 apples to her friend. How many apples does Rina have now?
A box contains 12 pencils. If 4 pencils are taken out, how many pencils are left in the box?
There are 3 rows of chairs. Each row has 6 chairs. How many chairs are there in total?
Ben saves $10 every week. How much money will he save in 4 weeks?
A recipe needs 2 eggs to make 6 cupcakes. How many eggs are needed to make 12 cupcakes?
Tom has 15 marbles. He gives 5 marbles to each of his 2 friends. How many marbles does Tom have left?