5. Which expression defines the arithmetic series 1 + 3 + 5 +... for seven terms? o
O
Σ2n-
2n-1
o
Σ(n-1)
o
Σ(n-1)

Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next