Answer:
Step-by-step explanation:
Given
Required
Find D
The label of the quadrilateral are not clear. However, a more complete question illustrates that B and D are opposite sides.
To solve for D, we make use of:
---- opposite 
of a 
quadrilateral
Make D the subject
Answer
x=-5/2
Step-by-step explanation:
2×2+2x+1=0
4+2x+1=0(2×2=4)
4+1+2x=0
5+2x=0
2x=-5
x=-5/2
Sin = Opposite/Hypotenuse
Cos= Ajacent/Hypotenuse
Tan= Opposite/Adjacent
Answer:
9y 2x+0,4y=9 4=2,3
Step-by-step explanation:
