A. length = meter = m (base)
b. volume = cubic meter = m³ (derived)
c. mass = kilogram = kg (base)
d. temperature = kelvin = K (base)
Step-by-step explanation:
From the Pythagorean theorem we have:
<em>subtract b² from both sides</em>

Same:

Division and multiplication
True
∠2 and ∠5 are both vertical at the vertex of the 2 straight lines