Drag the ruler and protractor over the sides and angles to measure them.

Use the tool to explore the side lengths and angle

measures of the three triangles.

Select the triangles that are congruent. Check all that

apply.

triangle XYZ

triangle DEF

triangle QRP

Select the correct answer. given: ∆abc with prove: statement reason 1. given 2. ∠cab ≅ ∠edb ∠acb ≅ ∠deb if two parallel lines are cut by a transversal, the corresponding angles are congruent. 3. ∆abc ~ ∆dbe aa criterion for similarity 4. corresponding sides of similar triangles are proportional. 5. ab = ad + db cb = ce + eb segment addition 6. substitution property of equality 7. division 8. subtraction property of equality what is the missing statement in the proof? scroll down to see the entire proof.