$D E C$ is an equilateral triangle in a square $A B C D$ . If $B D$ and $C E$ intersect at $O$ and $∠ C O D = x^{o}$ , find the value of $x$ .

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Solution

$x = 30^{o} + 45^{o}$
$∴ x = 75^{o}$ Ans

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DEC is an equilateral triangle in a square ABCD. If BD and CE intersect at O and∠ COD=xo, find the value of x.

x=30o+45o∴x=75o Ans

$D E C$ is an equilateral triangle in a square $A B C D$ . If $B D$ and $C E$ intersect at $O$ and $∠ C O D = x^{o}$ , find the value of $x$ .

$x = 30^{o} + 45^{o}$
$∴ x = 75^{o}$ Ans