Answer:
80
Step-by-step explanation:
add from bottom to the top 
 
        
             
        
        
        
Answer: doug has 16 cards 
Step-by-step explanation: 12+4=16
                                         Give brainliest if it help :)
 
        
                    
             
        
        
        
Answer:
120 degrees 
Step-by-step explanation:
 
        
             
        
        
        
90 + 8 ? What are you asking? :)
        
             
        
        
        
w - width
2w - length
60 - perimeter
w + w + 2w + 2w = 6w - perimeter
The equation:
6w = 60    <em>divide both sides by 6</em>
w = 10 → 2w = 2 · 10 = 20
The area: A = width × length
A = (10)(20) = 200
<h3>Answer: The area of the garden is equal 200 square units.</h3>