Warmup Get out your textbook and your notebook

Warm-up • Get out your textbook and your notebook. • Turn in your book to p 188. • Start your notes with the date and the heading Indirect Measurement

Indirect Measurement

Indirect Measurement

Indirect Measurement Indirect measurement – finding the measure of an object using proportions

Indirect Measurement Indirect measurement – finding the measure of an object using proportions The most common type of indirect measurement is “shadow reckoning”.

Indirect Measurement Indirect measurement – finding the measure of an object using proportions The most common type of indirect measurement is “shadow reckoning”. Shadow reckoning – using a proportion to find the height of an object using its shadow and the height and shadow of a similar object

How do you use shadow reckoning? • Ex: p 188

Your turn… • P 189 (3)

What if you don’t have a shadow? • Ex: p 189

Your Turn… • P 189 (4)

Classwork • p 190 (6 -9)

Homework • p 626 Lesson 4 -7 (1 -5) If you have lost your textbook, you can go online. nc. msmath 3. net Click on “Online Student Edition” Username: MAC 304 NC Password: c 2 s. Uf. Awas. A (Remember, username and password are casesensitive. )

For Tomorrow • Bring your textbook. I will be doing a book-check. If you have lost yours, you will need to speak to your parents about paying to replace it.