thursday, november 7 th

Thursday, November 7th

WARM UPFind

1. m<VXW

2. m<UVX

Ticket out the Door Answers

Whiteboard Review

Fill in the Blank• A secant line cross the circle

_________times. • Tangent line touches the circle

_________. • A chord has both __________ on the

circle• The diameter is ________the length

of the radius

D =

r = ?

r = D =

Use P to determine whether each statement is true or false.

P

QR

T S

diameter. a is .1 RTFalse

radius. a is .2 PSTrue

chord. a is .3 QTTrue

a LINE that intersects the circle exactly

ONE time

Tangent Line:

Forms a ____°angle

Name the term that best describes the notation.

Secant

Radius

DiameterChordTangent

A

B

C

Q 96

m ABm ACB

E

=

=

96°

264°

P

20˚x˚

Find x

P

4x+2˚x˚

Find x

Tell me the measure of the following arcs.

80100

40

140A

B

C

DR

m DAB =

m BCA =

240

260

120

x

y

Find the value of x and y

X=120Y=60

1. If mJK = 80 and <JMK = 2x – 4, find x.

M

Q

K

S

J

2. If m<MKS = 56, find m MS.

x = 22

112

In J, m<3 = 5x and m<4 = 2x + 9.Find the value of x.

3

QD

JT

U

4x = 3

If a right triangle is inscribed in a circle then the

hypotenuse is the ____________ of the circle.

diameter

4x – 14 = 90

HK

GN

In K, GH is a diameter and m<GNH = 4x – 14. Find the value of x.

x = 26

Find arc length

BCD

Answer: 140

Find arc length

FGH

Answer:117

Find z

Answer: 25

Find Arc GH

Answer: 40

Find M<JHI

Answer: 445