Help Me WITH ALGEBRA

1. Which expression is equivalent to –(–5x + 4)?

 
 


 
 


 
 


 
 

Question 2.2. What is the area of a circle whose radius is 20 meters?  

 
 


 
40 [img alt=”” src=”http://static.k12.com/eli/ecollege/593/3_31562/2_43881_1_31695/f7520213189bcc61319fd535a36803ce332b5aac/media/51d83e31be8ffd4b846584540bbcc73cee97750a/mathml_4e04a26e8fa20acc83e2027630bac168b263ef27_1.gif” title=””> m
2

 
200 [img alt=”” src=”http://static.k12.com/eli/ecollege/593/3_31562/2_43881_1_31695/f7520213189bcc61319fd535a36803ce332b5aac/media/51d83e31be8ffd4b846584540bbcc73cee97750a/mathml_4e04a26e8fa20acc83e2027630bac168b263ef27_1.gif” title=””> m
2

 
400 [img alt=”” src=”http://static.k12.com/eli/ecollege/593/3_31562/2_43881_1_31695/f7520213189bcc61319fd535a36803ce332b5aac/media/51d83e31be8ffd4b846584540bbcc73cee97750a/mathml_4e04a26e8fa20acc83e2027630bac168b263ef27_1.gif” title=””> m
2

Question 3.3. What is the area of a triangle whose base is 10 centimeters and whose height is 20 centimeters?

  
  
  
  

Question 4.4. What is the volume of a rectangular prism with a length of 4 yards, width of 3 yards, and height of 6 yards?

 
 


 
 


 
 


 
 

Question 5.5. What is the volume of a cube whose side length is 1.8 meters?