Question

Use the following statements to write a compound statement for the conjunction or disjunction. Then find its truth value.
p: An isosceles triangle has two congruent sides.
q: A right angle measures 90º
r: Four points are always coplanar.
s: A decagon has 12 sides.

a.
A decagon has 12 sides and an isosceles triangle has two congruent sides. False.
b.
A decagon has 12 sides and an isosceles triangle has two congruent sides. True.
c.
A decagon has 12 sides or an isosceles triangle has two congruent sides. True.
d.
A decagon has 12 sides or an isoeles trangle has two congruent sides

Answer 1

I'm not really used to this type of problem. However, with common sense, it can still be done. I ask you: Which conjunction, "and" or "or," is more likely to be correct, and why?
Looks like your (c) and your (d) are almost the same. Check this out.