Lexington High School Mathematics LHS Web Site 
Kevin Kelly Kelly Front Page  | Geometry | Calculus BC
e-mail: kkelly@sch.ci.lexington.ma.us 


Homework and announcements

Homework is generally posted on the day it is assigned. Assignments are due at the next class, unless otherwise stated. If an assignment is given in class but isn't posted here for whatever reason, you're still responsible for it.

Monday, February 28, 2011

HW due Tue. 3/1

Do these exercises from Chapter 11 Lessons 1 and 2:
  • pp. 430-432 exercises 15-25 and 31-45,
  • pp. 436-440 exercises 10-30 and 37-55.
Friday, February 18, 2011

Class Fri. 2/18

If you weren't in class on Friday 2/18, do the assignment "Area investigations follow-up." It's a follow-up on our previous Sketchpad lab, but all of the new assignment can be done without software. You can download the handout from First Class.

Otherwise, there's no homework over the vacation.
Thursday, February 17, 2011

No HW due Fri. 2/18

There's no homework tonight.

Please go to computer lab 700 for Friday's class.
Tuesday, February 15, 2011

Test Thu. 2/17

During class on Tuesday 2/15 we worked on the problem set "More theorems using proportions." If you were absent, you can download a copy from FirstClass.

We will have a test Thursday 2/17 on similarity and proportions (Chapter 10).
Monday, February 14, 2011

HW due Tue. 2/15

Read Chapter 10 Lesson 6 and do exercise sets I, II, and III.
Friday, February 11, 2011

HW due Mon. 2/14

  • Finish the handout problem set "More similarity and proportion." (If you were absent, you can download a copy from FirstClass.)
  • In the Chapter 10 Review on pp. 421–424, do problems 11–14 and 40–50.
Thursday, February 10, 2011

HW due Fri. 2/11

On pp. 407-413, read Chapter 10 Lesson 5 "Proportions and Dilations" and do exercises 1-61.

(If you were absent from class on Thursday, make sure you work through the proof of Theorem 46 on your own.)
Tuesday, February 8, 2011

HW due Thu. 2/10

On pp. 399-405, read Chapter 10 Lesson 4 "The AA Similarity Theorem," and do exercises 1-24 and 31-46, and 48-50.

(Students who were absent from Tuesday's class: make sure you read and learn the proof of the AA Similarity Theorem found in this lesson.)
Monday, February 7, 2011

HW due Tue. 2/8

On pp. 392-398, read Chapter 10 Lesson 3 "The Side-Splitter Theorem," and do exercises 4-49.
Friday, February 4, 2011

HW due Mon. 2/7

On pp. 385-391, read Chapter 10 Lesson 2 "Similar Figures," and do exercises 3-51.
Thursday, February 3, 2011

HW due Fri. 2/4

On pp. 378-384, read Chapter 10 Lesson 1 "Ratio and Proportion" and do exercises 1-26, 31-40, and 48-52.
Tuesday, February 1, 2011

HW due and Test on Thu. 2/3

Homework: You do not have to finish any leftover parts of the computer lab, but do complete homework questions 6-8 on the back of the lab packet.

Test: Thursday's test will cover tessellations, polyhedra, area, and the Pythagorean Theorem.