6.4.1 Identify and draw vertical, adjacent, complementary, and supplementary angles and describe these angle relationships.
6.4.4 Understand that the sum of the interior angles of any triangle is 180º. Use this information to solve problems.

6.5.1 Select and apply appropriate standard units and tools to measure length and the size of angles.

6.7.1 Analyze problems by identifying relationships, telling relevant from irrelevant information, identifying missing information, sequencing and prioritizing information, and observing patterns.
6.7.2 Make and justify mathematical conjectures based on a general description of a mathematical question or problem.
6.7.3 Decide when and how to break a problem into simpler parts.
6.7.4 Apply strategies and results from simpler problems to solve more complex problems.
6.7.5 Express solutions clearly and logically by using the appropriate mathematical terms and notation. Support solutions with evidence in both verbal and symbolic work.
6.7.6 Recognize the relative advantages of exact and approximate solutions to problems and give answers to a specified degree of accuracy.
6.7.7 Select and apply appropriate methods for estimating results of rational-number computations.
6.7.9 Make precise calculations and check the validity of the results in the context of the problem.
6.7.10 Decide whether a solution is reasonable in the context of the original situation.
6.7.11 Note the method of finding the solution and show a conceptual understanding of the method by solving similar problems.

7.2.1 Solve addition, subtraction, multiplication, and division problems that use integers, fractions, and combinations of the four operations.
7.2.4 Use estimation to decide whether answers are reasonable in problems involving fractions.
7.2.5 Use mental arithmetic to compute with simple fractions and powers.

7.4.2 Understand that transformations - such as slides, turns, and flips - preserve the length of segments, and that figures resulting from slides, turns, and flips are congruent to the original figures.

7.5.1 Compare lengths and areas within measurement systems.
7.5.2 Use experimentation and modeling to visualize similarity problems. Solve problems using similarity.
7.5.3 Read and create drawings made to scale, construct scale models, and solve problems related to scale.
7.5.4 Use formulas for finding the perimeter and area of basic two-dimensional shapes.

7.7.1 Analyze problems by identifying relationships, telling relevant from irrelevant information, identifying missing information, sequencing and prioritizing information, and observing patterns.
7.7.2 Make and justify mathematical conjectures based on a general description of a mathematical question or problem.
7.7.3 Decide when and how to divide a problem into simpler parts.
7.7.4 Apply strategies and results from simpler problems to solve more complex problems.
7.7.5 Make and test conjectures by using inductive reasoning.
7.7.6 Express solutions clearly and logically by using the appropriate mathematical terms and notation. Support solutions with evidence in both verbal and symbolic work.
7.7.7 Recognize the relative advantages of exact and approximate solutions to problems and give answers to a specified degree of accuracy.
7.7.8 Select and apply appropriate methods for estimating results of rational-number computations.
7.7.10 Make precise calculations and check the validity of the results in the context of the problem.
7.7.11 Decide whether a solution is reasonable in the context of the original situation.
7.7.12 Note the method of finding the solution and show a conceptual understanding of the method by solving similar problems.

8.4.2 Perform simple constructions, such as bisectors of segments and angles, copies of segments and angles, and perpendicular segments. Describe and justify the constructions.
8.4.4 Draw the translation (slide), rotation (turn), reflection (flip), and dilation (stretches and shrinks) of shapes.

8.5.3 Solve problems involving scale factors, area, and volume using ratio and proportion.
8.5.4 Use formulas for finding the perimeter and area of basic two-dimensional shapes.

8.7.1 Analyze problems by identifying relationships, telling relevant from irrelevant information, identifying missing information, sequencing and prioritizing information, and observing patterns.
8.7.2 Make and justify mathematical conjectures based on a general description of a mathematical question or problem.
8.7.3 Decide when and how to divide a problem into simpler parts.
8.7.4 Apply strategies and results from simpler problems to solve more complex problems.
8.7.5 Make and test conjectures by using inductive reasoning.
8.7.6 Express solutions clearly and logically by using the appropriate mathematical terms and notation. Support solutions with evidence in both verbal and symbolic work.
8.7.7 Recognize the relative advantages of exact and approximate solutions to problems and give answers to a specified degree of accuracy.
8.7.8 Select and apply appropriate methods for estimating results of rational-number computations.
8.7.10 Make precise calculations and check the validity of the results in the context of the problem.
8.7.11 Decide whether a solution is reasonable in the context of the original situation.
8.7.12 Note the method of finding the solution and show a conceptual understanding of the method by solving similar problems.