Question

Convert 0.542 dm to cm
a) 5.42 cm
b) 542 cm
c) 54.2 cm
d) 5420 cm

Answer 1

To convert 0.542 dm to cm, you need to multiply by 10 since there are 10 centimeters in 1 decimeter. The answer is 5.42 cm.

Step-by-step explanation:

The question asks to convert a distance from one metric unit to another: specifically, from decimeters (DM) to centimeters (cm). The process involves knowing the relationship between these two units. In the metric system, 1 decimeter is equal to 10 centimeters. So to convert from dm to cm, you multiply the number of decimeters by 10. Following this procedure, we convert 0.542 dm to cm.

To calculate:

1. Multiply the number of decimeters (0.542 dm) by 10.
2. 0.542 dm × 10 = 5.42 cm.

Therefore, the correct answer is a) 5.42 cm.