Mathematics
Grade9
Easy
Question
Polygons are similar when
- Corresponding sides are in proportion
- When angles are in proportion
- When they differ in shapes
- When sides are unequal
Hint:
When sides have a constant ratio
The correct answer is: Corresponding sides are in proportion
Two polygons are similar if their corresponding angles are congruent and the corresponding sides have a constant ratio (are in proportion).
Related Questions to study
Mathematics
Identify the similarity criteria if the two triangles in the figure are similar
Identify the similarity criteria if the two triangles in the figure are similar
MathematicsGrade9
Mathematics
If the area of two similar triangles is 144 and 225, respectively, then what is the scale factor of similar triangles?
If the area of two similar triangles is 144 and 225, respectively, then what is the scale factor of similar triangles?
MathematicsGrade9
Mathematics
If the area of two similar triangles is 144 and 225, respectively, then what is the scale factor of similar triangles?
If the area of two similar triangles is 144 and 225, respectively, then what is the scale factor of similar triangles?
MathematicsGrade9
Mathematics
Scale factor of A to B is 2: 9. If the perimeter of A is 18 cm, what is the perimeter of B?
Scale factor of A to B is 2: 9. If the perimeter of A is 18 cm, what is the perimeter of B?
MathematicsGrade9
Mathematics
If the perimeter of two triangles ABC and PQR are 24 and 36, respectively. What is the ratio of their corresponding sides?
If the perimeter of two triangles ABC and PQR are 24 and 36, respectively. What is the ratio of their corresponding sides?
MathematicsGrade9
Mathematics
If the areas of two similar triangles are in the ratio 9:16, then their corresponding sides are in the ratio
If the areas of two similar triangles are in the ratio 9:16, then their corresponding sides are in the ratio
MathematicsGrade9
Mathematics
In the given figure, DE || BC, and all measurements are in centimeters. The length of AC is
In the given figure, DE || BC, and all measurements are in centimeters. The length of AC is
MathematicsGrade9
Mathematics
The ratio of perimeter similar to triangles is equal to
The ratio of perimeter similar to triangles is equal to
MathematicsGrade9
Mathematics
Find the length of CD of the following figure if AB ll DE.
Find the length of CD of the following figure if AB ll DE.
MathematicsGrade9
Mathematics
If the triangles in the figure are similar, then what is the measure of 
?
If the triangles in the figure are similar, then what is the measure of ?
MathematicsGrade9
Mathematics
In the given figure ∆ADE ~ ∆ABC, if AD = 6 cm, DB = 9 cm, and AE = 8 cm, then what will be the value of AC?
In the given figure ∆ADE ~ ∆ABC, if AD = 6 cm, DB = 9 cm, and AE = 8 cm, then what will be the value of AC?
MathematicsGrade9
Mathematics
If AD is the bisector of 
. find the 
.
If AD is the bisector of . find the .
MathematicsGrade9
Mathematics
If ∆UDE ~ ∆UTS, then find the measure of 
.
If ∆UDE ~ ∆UTS, then find the measure of .
MathematicsGrade9
Mathematics
Given two triangles are similar. Which is the similarity criteria it satisfies?
Given two triangles are similar. Which is the similarity criteria it satisfies?
MathematicsGrade9
Mathematics
Find the value of KJ. 
.
Find the value of KJ. .
MathematicsGrade9
