1. Warm Up

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3. Suppose S is between R and T
Suppose S is between R and T. Use the Segment Addition Postulate or sum of the parts = whole or the add two parts of a line together thing to solve for the variable.
RS = 12, ST = 2x, RT = 34 1.
RS = 16, ST = 2x, RT = 5x+10 2. 3.
RS = 4y-1, ST = 2y-1, RT = 5y 4.
RS = 2z+6, ST = 4z-3, RT = 5z+12

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5. mADB = (3x +12) , mBDE = (7x - 32)
Warm Up
Q: mADB and mBDE are supplementary. Find the measures of both angles.
mADB = (3x +12) , mBDE = (7x - 32)
A: mADB = mBDE =

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