Homework Check Everyone should have their homework out. Resource Managers grab answer keys for each member of your team. Shoulder partners should share and discuss as you correct your homework. Reporters/Recorders take note of any questions the team might still have even after going through the answer key.

Lesson 7.2.1 Lesson Objective: Students will examine quadrilaterals in a new context - on a coordinate grid. They will use their algebra skills to discover properties of quadrilaterals, and then will use those properties to verify and justify the identity of the quadrilaterals.

Problem 7-84 Facilitators lead your teams through Problem 7- 84 on page 403 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Take a minute to discuss with your team before moving to answer the question on your resource sheet.

Problem 7-85 Facilitators lead your teams through Problem 7- 85 on page 403 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Make sure to write your answers on your resource sheets to earn your stamps. Be ready to share your responses.

Problem 7-86 Facilitators lead your teams through Problem 7- 86 on page 404 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Make sure to write your answers on your resource sheets to earn your stamps. Be ready to share your responses.

Lesson 7.2.2 Lesson Objective: Students will develop methods for determining the midpoint of a segment on a coordinate grid as they continue their study of coordinate geometry.

Problem 7-93 Facilitators lead your teams through Problem 7- 93 on page 406 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Make sure to write your answers on your resource sheets to earn your stamps. Be ready to share your responses.

Problem 7-94 Facilitators lead your teams through Problem 7- 94 on page 406 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Be sure to write your answers on your resource sheets to earn your stamps. Be ready to share your responses.

Problem 7-95 Facilitators lead your teams through Problem 7- 95 on page 407 of your book. Read the problem out loud or have someone read it while everyone in the team follows silently. Be sure to write your answers on your resource sheets to earn your stamps. Be ready to share your responses.

Learning Log Facilitators lead your teams through Problem 7- 98 on page 407 of your book and make an entry into your learning log for lesson 7.2.2. You may discuss with your team to help make your entry to earn another stamp. Be ready to share your responses.