Question

Need help !

Answer 1

Yaaaaaaaaaas e-e

Answer 2

lol, help me @sammixboo *puppy dog eyes* pwease?!

Answer 3

I am I am ;p

Answer 4

parallelogram + diagonals congruent => it is a rectangle

Answer 5

\[\large m\angle ABC = m\angle BCD = 90\]

Answer 6

is it right if set them like this: \(5x+40=2ax\)?

Answer 7

thats right, but thats not much useful.. instead set the first angle equal to 90 and solve x

Answer 8

\[\large 5x+40 = 90\]
\[\large x=?\]

Answer 9

x=10, a=9

aah, now i know what mistake i did thanks!

Answer 10

np :)