1. Geometry Over Satellite WS 10.3 Instruction Practice
Character builds slowly, but it can be torn down with incredible swiftness. Faith Baldwin
Today:
Over Satellite WS
10.3 Instruction
Practice

2. Geometry
Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.
Helen Keller
Assignment:
Satellite WS

3. 10.3 Inscribed Angles Know and use properties of inscribed angles
Objectives:
Know and use properties of inscribed angles
Know and use properties of inscribed polygons
Vocabulary: inscribed angle, intercepted arc, circumscribe

4. A If mC = 84°, find the mD. C D B
Measure of an Inscribed Angle is half the measure of its intercepted arc. A
If mC = 84°, find the mD. C
central angle
Inscribed angle D B

5. If T and S both intercept QR, then T  S.
If two inscribed angles of a circle intercept the same arc, then the angles are congruent. T Q R
If T and S both intercept QR, then T  S. S
If mT = 4x – 20 and mS = 6x – 42, find mQR.

6. 44°
30° B C
180° A D

7. If a right triangle is inscribed in a circle, then the hypotenuse is a diameter of the circle.W X Y

8. In D, if AB = 6 and AC = 12, find the m1 and m2.

9. 10.3 Inscribed Angles
Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.
Helen Keller
Assignment:
10.3 p617 #11-18, 41-43

10. Geometry Over Homework 10.3 Cont Practice
Character builds slowly, but it can be torn down with incredible swiftness. Faith Baldwin
Today:
Over Homework
10.3 Cont
Practice

11. 10.3 Inscribed Angles
Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.
Helen Keller
Assignment:
10.3 p617 #11-18, 41-43

12. HOMEWORK QUIZ
Take out a piece of notebook paper and label it CHAPTER 10 HOMEWORK QUIZ. Write down the date (2/21), then write out p 617 #18 (INCLUDING PICTURE!!!), your work and your answer.

13. 10.3 Inscribed Angles Review
Describe in a sentence the relationship between the mÐA and mÐB.

14. A quadrilateral can be inscribed in a circle iff the opposite angles are supplementary.
D, E, F and G lie on some circle C iff
mÐD + mÐF = 180° and mÐE + mÐG = 180°. E
Given FG = 100
and EG is a
diameter, find
the value
of each variable. x° F y° C D
85° G

15. x = 16 y = 6 Find the value of each variable. A 19y° 3x+4° 8x° B C

16. 10.3 Arcs and Chords 10.3 p616 #4-8, 20-21 and p620 #1-9
Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.
Helen Keller
Assignment:
10.3 p616 #4-8, and p620 #1-9