Answer:
D. 165
Step-by-step explanation:
if A+n=180
75+90+n=180
165+n=180
n=180-165
n=15
A+n=180
A+15=180
A=180-15
A=165 (D)
 
        
             
        
        
        
In 1 hour you'll have 4 cells so multiply that by 3 and you will have 12 cells in 3 hours
        
             
        
        
        
No.
A chord is a straight segment that joins two points of the circumference. It starts at a point in the circumference and ends at other point in the circumference.
The radius goes from the center of the circle (which is not on the circumference) to one point of the circumference.
The diameter is a chord (the largest chord possible); but not the radius.
        
                    
             
        
        
        
Answer:
3 and 8 is a pair of corresponding.
 
        
                    
             
        
        
        
1 kilo gram is 1000 grams. 1 gram is 1000 milligrams. Think you can solve the rest? :)