Question

please answer fast
NEED HELP​

Answer 1

Answer:

X=3

Y=7

X+y=3+7=10

10xy=90

Xy=90/10

Xy=9

X=9x3=27

Y=9x7=63

Answer 2

Answer:

x: y=3:7

As it is a rectangle, one angle is 90°

Let angles be 3z and 7z

So,3z+7z+90=180. ( angle sum property)

10z+90=180

10z=90

z=90/10=9

3z=x=3x9=27°

7z=x=7x9=63°

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