Answer:
∠2 = 80°
Step-by-step explanation:
Since BD is a diameter then
∠1 + ∠2 = 180°, that is
100° + ∠2 = 180° ( subtract 100° from both sides )
∠2 = 180° - 100° = 80°
 
        
                    
             
        
        
        
Answer:
half
Step-by-step explanation:
 
        
             
        
        
        
2.2 lb is equivalent to 1 kg.  Therefore,
 800 grams      1 kg           2.2 lb
---------------- * ----------- * ------------ = 1.76 lb (answer)
          1           1000 g         1 kg
        
             
        
        
        
Answer:
6
Step-by-step explanation: