Answer:
1/2 of an answer is zero answer.
1.7 : 22.3
17 : 223 is the ratio. Times 10 throughout
Answer:
∠DCE is congruent to ∠CBA by the Vertical Angles Theorem and 15 over 5 equals 12 over 4 shows the corresponding sides are proportional; therefore, ΔABC ~ ΔEDC by the SSS Similarity Postulate.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Use these formulas

Now solve
