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HELP HELP HELP!!!!!!!!
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4 votes
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HELP HELP HELP!!!!!!!!

HELP HELP HELP!!!!!!!!-example-1
User Tishawna
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2 Answers

6 votes
6 votes

Answer:

53

Explanation:

User Rmiesen
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3.2k points
8 votes
8 votes
  • In any rhombus diagonals bisect each other at 90°.

in ∆DEC


\\ \tt\longmapsto DC^2=8^2+6^2=10^2


\\ \tt\longmapsto DC=10

  • AD=10

m<DAX be x


\\ \tt\longmapsto sinx=(DE)/(AD)


\\ \tt\longmapsto sinx=(8)/(10)


\\ \tt\longmapsto sinx=(4)/(5)


\\ \tt\longmapsto x\approx 53°

User Fernando Vellozo
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