निम्नलिखित प्रश्नों

If the ratio of areas of two similar triangles is 25:49, then the ratio of their corresponding sides is?

In triangle ABC, DE is drawn parallel to BC, meeting AB at D and AC at E. If AD : DB = 3 : 2 and the area of triangle ADE is 45 cm², find:

A right-angled triangle has one leg of 12 cm and the hypotenuse of 13 cm. Find the length of the other leg.

If two triangles PQR and STU are congruent, then which of the following statement(s) is/are true?

I. PQ = ST

II. ∠PQR = ∠STU

If two triangles EFG and UVW are congruent, then which of the following statement(s) is/are true?

I. EF = UV

II. ∠FEG = ∠UVW

Find the length of BC, if ΔABC ~ ΔRQP and AC = 18 cm, RP = 12 cm and QP = 8 cm.

In a right-angled triangle, the hypotenuse is 20 cm, and one of the legs is 12 cm. Find the area of the triangle.