Quads Day 1

L 8-2

Quadrilaterals

WARM UP 3/5/24

REMINDERS

Last Day to Submit
Missing Work/
Makeup/ Retests:

3/7

LABEL ALL

QUADS 101

Multiple Choice

A quadrilateral has how many sides?

• 3

• 4

• 5

• 6

​55+125+110+x=360
290+x=360
-290 -290
x=70

​ m<A+m<B = 180
(x+5) + 3(x+5) = 180
x+5+3x+15 = 180
4x+20 = 180
-20 -20
4x = 160
4 4
x= 40

​40

Multiple Choice

If x = 40, what is the measure of angle A?

• 30

• 35

• 40

• 45

Multiple Choice

If x = 40, what is the measure of angle B?

• 20

• 90

• 135

• 125

​ m<K = m<M
(3x+6) = 2(x+8)
3x+6 = 2x+16
-2x-6 -2x-6
x = 10

Multiple Choice

If x = 10, what are the measures of angles K and M?

• m<K=36

  m<M=36

• m<K=28

  m<M=28

• m<K=18

  m<M=18

• m<K=36

  m<m=1

PRACTICE
#1, 2, 4, 7, 8, 11

Multiple Choice

What is the equation for this question?

• 6x+120=180

• 6x=120

• 180-6x=120

• 6x=180

Multiple Choice

What is the measure of angle Q?

• 111

• 108

• 54

• 65

Multiple Choice

What is the measure of BC?

• 4

• 18

• 6

• 20

Multiple Choice

What does y = ?

• 15

• 27

• 12

• y-3

Multiple Choice

What is the measure of angle GXF?

• 101

• 32

• 3x+5

• 79

Multiple Choice

What does x = ?

• 60

• 12

• 20

• 2x