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Tenth Grade Math Worksheets

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Isosceles Triangles
Find the value of x.

1.   Line AC BC mDCE = 72 mCBA = x	2.   mDBE mDEB mABD = 123 mDBE = x
3.   Line BC CD mDCE = 3x + 16 mCBD = x + 17	4.   mCBE mCEB mCEB = 39 mABC = x
5.   Line AB AC mBCA = 5x - 46 mBAC = 2x + 8	6.   Line BD DC mDBE = 58 mABD = x
7.   mABC mBCA mBAC = 4x - 24 mBCA = 5x - 38	8.   mCBD mCDB mCBD = 40 mDCE = x
9.   Line BC CD mCBE = 41 mABC = x	10.   mCAB mCBA mDCE = 4x + 38 mCBA = 3x + 31