Answer:
c = 18.47
Step-by-step explanation:
This would create a triangle in which the length of the wall would be the missing side. We can use the Pythagorean Theorem to find this:
1.
+
= 
2.
+
= 
3. 25 + 196 = 
4. 221 = 
5.
= c
6. 18.47 = c
height or altitude for a parallelogram means the perpendicular distance from one parallel side to the other. Check the picture below.
Step-by-step explanation:
<h3> new numbers are x+4 and x-1</h3>
so, x+4/x-1=11/16
16x+64=11x-11
16x-11x=-11-64
5x=-75
x = -15
also, x+1 = -14