(m - n)(r - s) Hope this helps and heve a nice day!
Answer:
<h2>x = 3.499 in</h2>
Step-by-step explanation:
In a kite, the diagonals are perpendicular. Hence
is a right angled triangle.

From Pythagoras theorem, since
is a right angled triangle,
.
Area of
= 

From diagram 
∴ 
Answer:
Step-by-step explanation:
b: left arrow with filled in dot
c: right arrow with filled in dot
d: left arrow with NO filled in dot