2.1 Measuring Segments

EB = ?

Mathematical Equivalence

ON

CA = ?

Mathematical Equivalence

ON

Match the following segment addition rules.

• CA + AT = CT

• O is between D and G

• DG + GO = DO

• G is between D and O

• AC + CT = AT

• D is between O and G

• OD + DG = OG

• A is between C and T

• DO + OG = DG

• C is between A and T

Given A is between H and T. If HA = 16 and AT = 9, then HT = ___

Mathematical Equivalence

ON

Given S is between D and P. If DP = 46 and SP = 21, then DS = ___

Mathematical Equivalence

ON

Which equation shows the correct segment addition rule for the figure shown?

• 2x + 3x + 5 = 40

• 2x + 40 = 3x + 5

• 3x + 5 + 40 = 2x

Find the value of x in the figure.

• 7

• 35

• -35