2.5

Question 1

Reflexive property

Answer 1

For any real number a,

a=a

Question 2

Symmetric property

Answer 2

If a=b, then b=a

Question 3

Transitive property

Answer 3

If a=b and b=c, then a=c

Question 4

Substitution property

Answer 4

If a=b, then a may be substituted for b in any equation or expression.

Question 5

Relfexive property of congruence

Answer 5

If A = A

Then A is congruent to A

Question 6

Symmetric property of congruence

Answer 6

If a is congruent to be, then B is congruent to A

Question 7

Transitive property of congruence

Answer 7

If a is congruent to be & B is congruent to C, then a is congruent to C

Question 8

Addition property

Answer 8

If a=b, then a+c=b+c