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17. What is the value of x in the rhombusbelow?AC(x+40)B3x"D

17. What is the value of x in the rhombusbelow?AC(x+40)B3x"D-example-1
User Alif
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1 Answer

3 votes

Remember that

In a rhombus, diagonals bisect each other at right angles (perpendicular)

so

that means

(x+40)+(3x) =90 degrees ---------> by complementary angles

solve for x

4x+40=90

4x=90-40

4x=50

x=12.5

User Rizentium
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