120 likes | 241 Views
FTCE 5-9 Test Prep. Center for Teaching and Learning. Competency 3. Competency 3. Properties Reflexive a = a Transitive is a = b , and b = c , then a = c Commutative a + b , then b = a Associative a + ( b + c ) = (a + b ) + c
E N D
FTCE 5-9 Test Prep Center for Teaching and Learning
Competency 3 Properties Reflexive a = a Transitive is a = b, and b = c, then a = c Commutative a + b, then b = a Associative a + (b + c) = (a + b) + c Distributive a (b + c) = ab + ac
Competency 3 Name the property 5a + 4 = 4 + 5a (4x + 2x) + 7x = 4x + (2x + 7x) 2x(5 + y) = 10x + 2xy
Competency 3 statement: if p then q converse: if q then p inverse: if not p then not q contrapositive: if not q then not p
Competency 3 Write the inverse, converse and contrapositive. Statement: If two angles are congruent, then they have the same measure.
Competency 3 Statement: If two angles are congruent, then they have the same measure. Converse: If two angles have the same measure, then they are congruent. Inverse: If two angles are not congruent, then they do not have the same measure. Contrapositive: If two angles do not have the same measure, then they are not congruent.
Competency 3 Which statements are true? Converse: If two angles have the same measure, then they are congruent. Inverse: If two angles are not congruent, then they do not have the same measure. Contrapositive: If two angles do not have the same measure, then they are not congruent.
Competency 3 Logical Conclusions If you are in Ft. Lauderdale, then you are in Broward County. True or false?
Competency 3 Logical Conclusions All swimmers are athletes. All Athletes are scholars. Are all swimmers scholars?
Competency 3 Logical Conclusions All swimmers are athletes. All wrestlers are athletes. Are all swimmers wrestlers?
Competency 3 Logical Conclusions All rectangles are parallelograms. Quadrilateral ABCD is not a parallelogram. Is Quadrilateral ABCD a rectangle?