I looked at another online and it said letter A. (Not 100% sure)
Answer:
A vertex (or node) of a graph is one of the objects that are connected together. The connections between the vertices are called edges or links. A graph with 10 vertices (or nodes) and 11 edges (links). For more information about graph vertices, see the network introduction.
Answer:
x = 28
Step-by-step explanation:
(3x + 6^o) = 90^o
3x = 84^o
x = 28
Answer:
7/5
Step-by-step explanation:
reciprocal means flip the equation
Step-by-step explanation:
Density=5250/4.5=1166.66 g/ml