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insens350 [35]
3 years ago
12

If mBCD = 51°, solve for x​

Mathematics
1 answer:
Marta_Voda [28]3 years ago
7 0

Answer:

x=5

Step-by-step explanation:

Since it is a Rhombus.

\angle BED=\angle BCD\\\angle BED=51

Now in \triangle BDE

\angle BDE=55,\angle BED=51,\angle EBD=14x+4

Sum of the three angle of triangle is 180\textdegree.

\angle BDE+\angle BED+\angle EBD=180\\51+55+14x+4=180\\14x+110=180\\14x=180-110\\14x=70\\x=\frac{70}{14}\\ x=5

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