Certin, because they can be any two cards.
Answer:
The value is 
Step-by-step explanation:
From the question we are told that
The length of the treads is 
The length of the risers is 
Generally the slope of the staircase is

=> 
=> 
Answer:
4)..21 units
5). 15 units
6). 25 units
Step-by-step explanation:
4). Since ΔABC ~ ΔDEF,
Their corresponding sides will be proportional.

Since, 

x = 
x = 21 units
5). Since ΔABC ~ ΔDEF,



x = 15 units
6). Since ΔABC ~ ΔDEF,



x = 25 units
Answer:
his inspiration was the owl outside his window.
Step-by-step explanation:
Answer:
1. 27
2. 27
3. 15
Step-by-step explanation: