Math Test Grade IX

Understanding Similarity in plane figures and using it in problem

solving

1. Suppose that ABCD rectangle similar with PQRS rectangle

• so find the length of QR

6 cmA

CD

B P Q

RS2 1 c m

1 4 c m

2. KLM similar with PQR and then find length of: a) ML b) PQ c) PR

K L

M

7 c m

2 4 c m

P

Q

RL

1 4 c m

3. Suppose that Two trapezoids are similar like below figures, find length of: a) AB b)AD c) AE d)area of NOPQ

N

O

P

1 6 c m

1 0 c mQ

A B

CD 3 2 c m5 c m