# Solve problems involving scale drawings of geometric figures, including computing actual lengths and areas from a scale drawing and reproducing a scale drawing at a different scale.

ACOS 2009 Correlation
Fifth Grade
• 8.3 - Solving for a missing side of similar polygons given proportional dimensions.
Sixth Grade
• 8 - Determining the distance between two points on a scale drawing or a map using proportional reasoning.

Seventh Grade
• 7.3 - Graphing shapes that are similar to other shapes using dilations.
• 8 - Recognize geometric relationships among two-dimensional shapes and three-dimensional figures.
• 8.1 - Drawing geometric shapes and figures when given specified components, including base and height.
• 8.3 - Comparing properties and relationships among similar shapes and figures.
• 8.4 - Identifying geometric concepts in real-life settings.
• 11 - Solve problems involving ratios or rates, using proportional reasoning.

Eighth Grade
• 1.4 - Applying proportional reasoning to application-based situations.
• 12 - Determine lengths of missing sides and measures of angles in similar and congruent shapes.
• 12.1 - Applying proportional reasoning to identify similar and congruent shapes.
• 12.3 - Determining ratios of perimeters and areas of similar triangles, trapezoids, and parallelograms.

CMP2 Correlation
 Book Investigation Objective Filling & Wrapping 5 7-G1 Stretching & Shrinking

Resources

North Carolina's Lessons for Learning

Murphy to Manteo - 7G1, 7RP2
• I can compute actual lengths from a scale drawing.
• I can compute fractional parts and use them for real world problems.

My Humble Opinion
Has moved some content up from sixth grade that is often revisited in 7th, so no major changes.