Answer ⇒ 
Step-by-step explanation:

⇒ 
⇒ 
⇒ 
⇒ 
3/4
You can divide both of them by 4. 12/4= 3 and 16/4= 4 Youre welcome
Answer:
Step-by-step explanation:
DC = AD
DC = 8.5
By the Parallelogram opposite sides theorem
Answer:

Step-by-step explanation:
A kite consists of two pairs of congruent adjacent sides. Therefore, we have the following equation:
, where
is the length of the shorter sides.
Solving, we get:
.
Plugging in
into
, we get:
.
Therefore, two sides have length
and two sides have length
.
21√$42.84 ≈ 21√42.84=137.449773
Hope this helps~!