midterm review collinear: g, h, i coplanar: g, h, f or h, i, f
TRANSCRIPT
Midterm Review
Collinear: G, H, I
Coplanar: G, H, F or H, I, F
2x – 13 = x – 3 2x = x – 10
x = 10
Midterm Review
4y + 7 + 9y + 4 = 180
13y + 11 = 180
Midterm Review
13y = 169
y = 13
∠𝟐=𝟗 𝒚+𝟒∠𝟐=𝟗(𝟏𝟑)+𝟒∠𝟐=𝟏𝟐𝟏
Midterm Review
Midterm Review
3x + 3 = 2x + 9
Midterm Review
Midterm Review
Midterm Review
Midterm Review
Midterm Review
Midterm Review
2x + 2 = 3x – 63
2x + 20 + 6x + 63 = 180
Alternate Exterior Angles = Congruent
Same-Side Angles = Supplementary
Midterm Review
Midterm Review
Midterm Review
Midterm Review
Step # 1 Find the slopeStep # 2 Point-slopeStep # 3 Solve for y.
Midterm Review
Midterm Review
34.
Midterm Review
35.
Midterm Review
Algebra Find the values of the variables.
36.
𝟓 𝒙+𝟕𝟒+𝟑 𝒙+𝟐=𝟏𝟖𝟎
Midterm Review
Algebra Find the values of the variables.
37. 𝟐 𝒙=𝟏𝟎
Midterm Review
38.
39.
Midterm Review
40.
Midterm Review
41.
42.
Midterm Review
43.
44.
Midterm Review
45.
46.
Midterm Review
47.
48.
Midterm Review
49.
50.
Midterm Review
51.
52.
Midterm Review
Isosceles Triangle = Base angles are
Equilateral Triangle = All angles are 60º
y – 10 = 60 x + 5 = 60
53.
54.
Midterm Review
5x = 10(2) 2(x – 8) = 35
Remember the mid-segment is half the base.
55. 56.
Midterm Review
𝟑 𝒙=𝟐 𝒙+𝟓𝟐 𝒙=𝒙+𝟑
57. 58.
Midterm Review
Opposite to the longest side is the bigger angle.Opposite to the shortest side is the smallest angle.
Opposite to the bigger angle is the longest side.Opposite to the smallest angle is the shortest side .
59.
60.
Midterm Review
Midterm ReviewAre the following the sides of a triangle.61.
𝟏𝟎+𝟕>𝟓𝟏𝟕>𝟓𝒚𝒆𝒔
𝒀𝒆𝒔
𝟕+𝟓>𝟏𝟎𝟏𝟐>𝟏𝟎𝒚𝒆𝒔
𝟓+𝟏𝟎>𝟕𝟏𝟓>𝟕𝒚𝒆𝒔
Midterm ReviewAre the following the sides of a triangle.62.
𝟏𝟐+𝟖>𝟒𝟏𝟕>𝟓𝒚𝒆𝒔
𝟖+𝟒>𝟏𝟐𝟏𝟐≯� 𝟏𝟐𝒏𝒐
𝑵𝒐
63. The length of two sides of triangle are 8cm and 6 cm. Find the range of possible lengths of the third side.
Midterm Review
𝒙+𝟖>𝟔𝒙>−𝟐
𝒙+𝟔>𝟖𝒙>𝟐
𝟖+𝟓>𝒙𝟏𝟑>𝒙
𝟐<𝒙<𝟏𝟑
Midterm ReviewFind the range of possible values for each variable.
64.
𝟑𝟔>𝟐𝒙 −𝟏𝟔𝟓𝟐>𝟐𝒙𝟐𝟔>𝒙
𝟐 𝒙−𝟏𝟔>𝟎𝟐 𝒙>𝟏𝟔𝒙>𝟖
𝟖>𝒙>𝟐𝟔
Midterm ReviewFind the range of possible values for each variable.
65.
𝟐𝟖>𝟐𝒙 −𝟒𝟑𝟐>𝟐𝒙𝟏𝟔>𝒙
𝟐 𝒙−𝟒>𝟎𝟐 𝒙>𝟒𝒙>𝟐
𝟐>𝒙>𝟏𝟔