Question

question no.9
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Answer 1

Answer:-

• look at the pic.

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Answer 2

Answer:

x=9 cm , y=12 cm , z=15 cm

Step-by-step explanation:

As it is a rhombus so it's diagonal bisect each other and at an agle of 90° according to which OS=OF and OE=OA and now as angle EOF is 90° apply pythagoras in OEF so you get EF=√12^2+9^2

which comes out to be EF=15=z .