3km: 500m in lowest terms.

Step-by-step explanation:

To write 3km: 500m in its lowest terms. we need to make sure the units are the same.

Converting 3km to metres:

Since 1km = 1000m

3km = (3*1000)m

3km = 3000m

The expression becomes 3000m:500m

3000m:500m = 3000/500

3000m:500m = 6*500/500*1

3000m:500m = 6/1

Hence 3km: 500m in its lowest term is 6:1

step-by-step explanation:

a rhombus is a parallelogram enjoying his symmetry.

cross multiplying, we get :

⇒ (3) × (5) = (9) × (x)

⇒ 15 = 9x