Geometry 8.4.1

What is the answer to #2?

• 10

• $10\sqrt{2}$

• $10\sqrt{3}$
  

• 20

What is the answer to #4?

• 2.5

• $5\sqrt{2}$

• $5\sqrt{3}$

• 10

What is the answer to #6?

• $3\sqrt{2}$

• $3\sqrt{3}$

• 6

• 9

What is the answer to #8?

• $10\sqrt{2}$

• $10\sqrt{3}$

• $20\sqrt{2}$

• $20\sqrt{3}$