Geometry Chapter 9 Review

 $d=\ ?$  

 $x=\ ?$  

Find the distance between the two points. Round to 1 decimal place.

Which is the exact value of a?

• $72\sqrt{2}$

• $72\sqrt{3}$

• $2\sqrt{72}$

• $3\sqrt{73}$

What is the exact value of b?

• 
  

  $5\sqrt{3}$
  

• $5\sqrt{2}$

• $10$

• $10\sqrt{3}$

Find the area of an equilateral triangle with sides equal to 6. Round to 1 decimal place.

• 
  

  $\left(x+5\right)^2+\left(y-7\right)^2=16$
  

• $\left(x+5\right)^2+\left(y-7\right)^2=4$

• $\left(x-5\right)^2+\left(y-7\right)^2=16$

• $\left(x+5\right)^2-\left(y+7\right)^2=4$

Find the area of the shaded region if

 $AB=6\sqrt{3}$  

Round to 1 decimal place.

Find the area.

Find the area.