Triangle Similarity
What are the three ways to prove triangles similar?
AA~, SAS~, SSS~
The ratios of the angles in a triangle is 2:9:4. Find the largest angle.
108
What is the largest country in the world?
Russia
#2 p.17
45, 60, 25ft
Triangle TLY ~ Triangle CHK solve for LY if...
LT = 25 LY = 4x-1 CH = 10 KH = x+5
35
DE is the midsegment in triangle ABC and is parallel to AB. DE = 4x+1 and AB = 11x-25. Solve for DE.
DE = 37
What is the best selling book of all time?
The bible
#8 p.17
SR=57
Figure #1 Are the triangles similar? If so, give the scale factor and a similarity statement.
Not similar
Figure #4 Solve for x.
x = 17
What is the only planet to rotate clockwise on it's axis?
Venus
#14 p. 18
AA~ Triangle FAC
Figure #2 Given: MN ll JL Prove: MNK~JLK
corr. angles, reflexive prop, AA~
Figure #5 Solve for x.
x = 11
What name is singer/actor Stefani Germanotta better known by?
Lady Gaga
#7 p.19
129, 51, 57, 123, 57
Figure #3 Given: PR ll ST; UT=2PQ; ST=2PR
Alt Int, Div, Subst, SAS~
Figure #6 KM bisects angle JML. Find the perimeter of JLM.
56 units
What percentage of the Earth's wildlife is found in the ocean?
A) 27% B) 44% C) 58% D) 79% E) 94%
E) 94%
#17 p.18
Given, Def of < Bis, Div, Div, Subst, SAS~