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lesson 4 by Mind Map: lesson 4

1. 4-4 congruent triangles

1.1. objective:use properties of congruent triangles

1.1.1. EQ:how can we prove triangles congruent by using the definition of congruence

1.1.1.1. vocab:corresponding angles,corresponding sides,congruent polygons

2. 4-3 angle relationships in triangles

2.1. objective:find the measures of interior and exterior angles of triangles.

2.1.1. EQ:how can we apply theorems about the interior and exterior angles of triangles

2.1.1.1. vocab:auxliliary line,corollary,interior,exterior,interior angle,exterior angle,remote interior angle

3. 4-2 classifying triangles

3.1. objective:classify triangles by their angle measures and side lengths.

3.1.1. EQ:how can we use triangle classification to find angle measures and side lengths

3.1.1.1. vocab: acute triangle,equiangular triangle,right triangle,obtuse triangle,equilateral triangle,isosceles triangle,scalene triangle

4. 4-1 congruence and transformations

4.1. objective:draw,identify,and describe transformations in the coordinate plane

4.1.1. EQ:how can we use properties of ridgid motions t determine whether figures are congruent and to prove figures are congruent

4.1.1.1. vocab:dilation,isometry,rigid transformation

5. 4-6 triangle congruence:asa,aas and hl-

5.1. objective:apply asa,aas,and hl to construct triangles and to solve problems.

5.1.1. EQ:how can we prove tiangles congruent by using asa,aas,and hl

5.1.1.1. vocab:included side

6. 4-5 triangle congruence:sss and sas

6.1. objective:apply sss and sas to construct triangles and solve problems.

6.1.1. EQ:how can we prove triangles congruent by using sss and sas.

6.1.1.1. vocab:

7. 4-7 triangle congruence:cpctc

7.1. objective:use cpctc to prove parts of triangles are congruent

7.1.1. EQ:how can we use cpctc to prove parts of triangles are congruent

7.1.1.1. vocab:cpctc