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 90°.
r: Four points are always coplanar.
s: A decagon has 12 sides.


a.
Four points are always coplanar and a right angle measures 90°. False.
b.
Four points are always coplanar and a right angle measures 90°. True.
c.
Four points are always coplanar or a right angle measures 90°. False.
d.
Four points are always coplanar or a right angle measures 90°. True.

Answer 1

d