Yeah post the questions I'll see if I can answer them
        
             
        
        
        
 <span>A unit </span>cube<span> is simply a </span>cube<span> measuring one inch, one centimeter, one </span>foot<span>, or whatever unit of measurement you are using, on all sides. ... </span>If<span> you look carefully, you will see that the </span>volume<span> of the</span>rectangular prism<span> is a function of multiplying the </span>length<span> the </span>width<span> the </span>height<span>. ... First find the </span>area<span> of the</span>base<span>. does that help</span>
        
             
        
        
        
Answer:
90 degrees
Step-by-step explanation:
A corner of a A4 size paper forms the angle of 90°. Every corner of a A4 size paper forms the angle of 90°.
 
        
             
        
        
        
Answer: 80 miles
Step-by-step explanation:
320miles/8hours= 40mph 
40mph=xmiles/2hrs
40*2= 80 miles