The answer is c
the rhombus above is formed by 4 triangles
area of one triangle= 9*13.5*0.5=60.75
area of 4 triangles = 4*60.75=243
        
                    
             
        
        
        
If $36 is 3/4 of the total cost, then you can divide 36 by 3 to get the answer for what 1/4 of the cost is. 36 divided by 3 is 12. 12 times 4 is 48. the cost is $48.
        
             
        
        
        
Answer:
the structure or conditions of economic life in a country, area, or period also : an economic system.
Step-by-step explanation:
 
        
             
        
        
        
The value of 5.7 x 10⁸ is 570,000,000 CHOICE C.
The value of 8⁴ is 8 * 8 * 8 * 8 = 4,096 CHOICE C.
Prime factorization of 1,260
1260 ÷ 2 = 630
  630 ÷ 2 = 315
  315 ÷ 3 = 105
  105 ÷ 3 =  35
    35 ÷ 5 =    7
2 x 2 x 3 x 3 x 5 x 7 CHOICE D.
Composite numbers are numbers that have more factors other than 1 and itself.
91 / 1 = 91
91 / 7 = 13      CHOICE C. 91 is a composite number.