Which is the missing step in the proof below? There is a 4th row that blank...

Given: ABCD is a parallelogram. ACED is a parallelogram

Prove: ΔABC≅ΔDCE

Answer choices are
A. ΔABC ≅ ΔDCE by the SAS congruence theorem

B. ΔABC ≅ ΔDCE by the ASA congruence theorem

C. ΔABC ≅ ΔDCE by the SSS congruence theorem

D. ΔABC ≅ ΔDCE by the HL congruence theorem

Find the value of x. give reasons to justify your solutions! h ∈ ig

Me n o w. i need t h i s. 10 points

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) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.