Updated capitalization

Author: icoric

docs/t-sql/functions/radians-transact-sql.md

@@ -62,34 +62,34 @@ GO
 
 ```  
 -- First value is -45.01.  
-DECLARE @angle float  
+DECLARE @angle FLOAT  
 SET @angle = -45.01  
 SELECT 'The RADIANS of the angle is: ' +  
-   CONVERT(varchar, RADIANS(@angle))  
+   CONVERT(VARCHAR, RADIANS(@angle))  
 GO  
 -- Next value is -181.01.  
-DECLARE @angle float  
+DECLARE @angle FLOAT  
 SET @angle = -181.01  
 SELECT 'The RADIANS of the angle is: ' +  
-   CONVERT(varchar, RADIANS(@angle))  
+   CONVERT(VARCHAR, RADIANS(@angle))  
 GO  
 -- Next value is 0.00.  
-DECLARE @angle float  
+DECLARE @angle FLOAT  
 SET @angle = 0.00  
 SELECT 'The RADIANS of the angle is: ' +  
-   CONVERT(varchar, RADIANS(@angle))  
+   CONVERT(VARCHAR, RADIANS(@angle))  
 GO  
 -- Next value is 0.1472738.  
-DECLARE @angle float  
+DECLARE @angle FLOAT  
 SET @angle = 0.1472738  
 SELECT 'The RADIANS of the angle is: ' +  
-    CONVERT(varchar, RADIANS(@angle))  
+    CONVERT(VARCHAR, RADIANS(@angle))  
 GO  
 -- Last value is 197.1099392.  
-DECLARE @angle float  
+DECLARE @angle FLOAT  
 SET @angle = 197.1099392  
 SELECT 'The RADIANS of the angle is: ' +  
-   CONVERT(varchar, RADIANS(@angle))  
+   CONVERT(VARCHAR, RADIANS(@angle))  
 GO  
 ```