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DOL Lesson 4 Isosceles Triangles 1

Last updated over 1 year ago

35 questions

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Question 34

34.

The base angles of an isosceles triangles are 2x+7 and 5x-20. What is the equation that will get me the value of x

2x+7 = 5x-20  x= 9

2x+7 + 5x-20 = 180  x=23

2x + 7 + 130 =180  x=21

Question 35

35.

With that value of x, what is the value of each base angle

25

80

50

49

Question 1

1.

X=

Question 2

2.

X=

Question 3

3.

X=

Question 4

4.

Question 5

5.

X=

Question 6

6.

Question 7

7.

X=

Question 8

8.

Question 9

9.

X=

Question 10

10.

Question 11

11.

X=

Question 12

12.

Question 13

13.

X=

Question 14

14.

y=

Question 15

15.

Question 16

16.

X=

Question 17

17.

Question 18

18.

X=

Question 19

19.

Question 20

20.

X=

Question 21

21.

Question 22

22.

X=

Question 23

23.

y=

Question 24

24.

Question 25

25.

Values for x, y, z

x=45 y=90 z=45

x=45 y=90 z=90

x=45 y=45 z=45

x=90 y=90 z=45

Question 26

26.

Question 27

27.

x=

Question 28

28.

Question 29

29.

What is the right equation to solve for x

x + 78 = 75

x + 78 +x +78 +75 = 180

x+78+75+75=180

Question 30

30.

x=

Question 31

31.

Question 32

32.

What is the right equation to solve for x

x+ 31 +30+ 30 =180

x+ 31 = 30

D

x+ 31+ x + 31 + 30=180

Question 33

33.

X=