Suppose that one of the premises in an argument is a contradiction. What must
be true of the argument?
Select ALL that apply.
[ ] A. The argument cannot be valid.
[ ] B. The argument must be valid, and might be sound
[ ] C. The argument must be valid, but can’t be sound
[ ] D. The argument might be valid, but only if the conclusion is true
[ ] E. The argument’s premises must be inconsistent

The triangles are similar. what is the value of x? x=

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

4+(2+x) can you me solve this problem