Belah ketupat memiliki diagonal10 cm dan (×+2) cm luas 110 cm berapa panjang masing masing diagonal

BELAH KETUPAT

L = 110
1/2 × 10 × (x + 2) = 110
5(x + 2) = 110
x + 2 = 110/5
x + 2 = 22
x = 22 - 2
x = 20

diagonal dua = x + 2 = 20 + 2 = 22 cm