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  # Prove triangle ABC is congruent to triangle DBE.
  
  This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!
  
  1. Write a proof. AB*BE = CB*BD. Prove triangle ABC is congruent to triangle DBE.
  
  2. A parent group wants to double the area of a playground. The measurements of the playground are width is 2W and the length is 2L. They ask you to comment. What would you say?
  
  3. Find the length of the altitude drawn to the hypotenuse. The legs of the right triangle are 160 ft and 120 ft. The hypotenuse is 144 ft.
  
  4. The area of a regular octagon is 35 cm^3. What is the area of a regular octagon with sides three times as large?
explanation: The document contains multiple math questions, but no answers are provided.
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  1. Briefly describe the document and mention if it contains a question or a question and answer.
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distilabel_metadata.content: Explore BrainMass
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  # Prove triangle ABC is congruent to triangle DBE.
  
  This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!
  
  1. Write a proof. AB*BE = CB*BD. Prove triangle ABC is congruent to triangle DBE.
  
  2. A parent group wants to double the area of a playground. The measurements of the playground are width is 2W and the length is 2L. They ask you to comment. What would you say?
  
  3. Find the length of the altitude drawn to the hypotenuse. The legs of the right triangle are 160 ft and 120 ft. The hypotenuse is 144 ft.
  
  4. The area of a regular octagon is 35 cm^3. What is the area of a regular octagon with sides three times as large?
distilabel_metadata.role: user
distilabel_metadata.raw_output_q_a_detector_0: The document contains multiple math questions, but no answers are provided.
  
  Label: multiple-question