Lan is 146 centimeters tall now.
<u><em>Explanation</em></u>
Let, Lan's current height is  centimeters
 centimeters 
As Lisa is 6 centimeters taller than Lan and Lan is 10 centimeters taller than Jim, so Lisa's current height =  centimeters and Jim's current height =
 centimeters and Jim's current height =  centimeters.
 centimeters. 
Every month, their heights increase by 2 centimeters.
So, after 5 months.....
Lan's height =  centimeters,
 centimeters, 
Lisa's height =  centimeters and
 centimeters and 
Jim's height =  centimeters
 centimeters
Given that, the sum of Ian's and Jim's heights will be 140 centimeters more than Lisa's height in 5 months. So the equation will be....

So, the current height of Lan is 146 centimeters. 
 
        
             
        
        
        
A rectangle that is 10 wide and 10 high and 8 units long would have 800 cubic units
        
                    
             
        
        
        
Answer:
the answer is a rational number 
 
        
                    
             
        
        
        
Answer:
0.085
Step-by-step explanation:
We know that 1/2=0.5. And to convert from percent to decimal you have to divide by 100.
 
        
                    
             
        
        
        
J = K = 45° or 315°
...........................................................