Answer:
D - 9x^(2)+2x-5
Step-by-step explanation:
Answer:

Step-by-step explanation:
we know that
In a rectangle, the two diagonals are congruent and each diagonal bisects the other
so
----> equation A
-----> equation B
step 1
Find the value of x
solve equation A

substitute the given values

solve for x

step 2
Find the value of KE

substitute the value of x

Remember that
-----> by each diagonal bisects the other
therefore

The answer is 2160. Do you need the steps ?
Percent means parts out of 100
28%=28/100=14/50=7/25
Step-by-step explanation:
the correct answer is c