K values that are proper fractions are: reductions or enlargements?
reductions
Solve for x:
x/32 = 4/5
x = 25.6
According to SSS Similarity, what do two triangles need to have in order to be similar?
All 3 corresponding proportions must be the same.
True or False?
A similarity statement must ONLY match corresponding angles.
False
A similarity statement must match both corresponding angles and proportional sides.
Solve for "X".
x = 5.4
Congruent triangles are always similar triangles. True or False
True
Solve for x.
14/84 = x/66
x = 11
State if the triangles are similar or not and then what similarity statement makes it so.
YES, by AA Similarity
Complete the similarity statement.
Triangle DCB
Solve for "x".
x = 2
What is the measure of segment DE?
DE = 36
Given two equilateral triangles with sides 16 and 20, respectively, the scale factor of the larger triangle to the smaller triangle (Hint: reduction or enlargement?)
16/20 = 4/5 = 0.2
State if the triangles are similar or not and then what similarity statement makes it so.
NO, not similar
Triangle ABC is similar to Triangle XYZ. Complete this statement: Triangle BCA is similar to..."
Triangle YZX
If FG = 19, what is JK ?
JK = 19/2 = 9.5
The triangles are similar, what is the dilation factor from the smaller to the larger (HINT: reduction or enlargment?)
k = 4
Given the two triangles are similar, find the missing indicated length.
? = 39
What is it called when the lengths of two sides of one triangle are proportional to the lengths of two corresponding sides of the other triangle and the included angle is congruent
SAS Similarity
Complete the similarity statement.
Triangle FGH
Solve for "x".
x = 13.3 ft
Are the triangles similar? Yes or No
No
Solve for x.
2/3 = (x+3)/(4x)
x=3
State if the triangles are similar or not and then what similarity statement makes it so.
YES, by SAS Similarity
Are the triangles similar? If so, complete the similarity statement.
NOT SIMILAR
PQ = 12