Which of the following is derived unit?
a: g (grams, mass)
b: m (meters, length)
c: s (seconds, time)
d: m2 (square meters, area)

D: m² (square meters, area)

Explanation:

Derived units are a combination of SI base units.  m² is the only option that's a combination of base units (meters times meters).

c. 7/3

step-by-step explanation:

a rational number is like pi- it is a repeating decimal.

a. is -1.8

b. 2.236068

c. 2.3333333333333333333

d.   is 3

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true is the correct answer

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