In similar Polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

A) congruent, proportional

B) proportional, congruent

C) congruent, congruent

D) proportional, proportional

Basic proportionality theorem is known as

A) Pythagoras theorem

B) Area theorem

C) none of the above

D) Thale’s theorem

A 2.5m long ladder leans against the wall of a building. The base of the ladder is 1.5m away from the wall. What is the height of the wall?

A) 2 cm

B) 8 m

C) 2 m

D) 5 m

∆ABC ~ ∆PQR, M is the mid-point of BC and N is the

mid point of QR. If the area of ∆ABC = 100 sq. cm,

the area of ∆PQR = 144 sq. cm and AM = 4 cm,

then PN is :

A) 4.8 cm

B) 12 cm

C) 4 cm

D) 5.6 cm

ΔABC is an isosceles triangle in which ∠C = 90°. If AC =6 cm, AB=?

A) \(6 \sqrt{2}\) cm

B) 6 cm

C) \(2 \sqrt{6}\) cm

D) \(4 \sqrt{2}\) cm