Question

3 In Fig. 6.44. ABC and DBC are two triangles on the
same base BC. If AD intersects BC at 0, show that
А
C С
AO
ar (ABC)
ar (DBC)
O
DO
B В
4. If the areas of two similar triangles are equal, prove
D
that they are congruent.
Fig. 6.44
5. D. E and F are respectively the mid-points of sides AB, BC and CA of A ABC. Find the
ratio of the areas of A DEF and A ABC.
6. Prove that the ratio of the areas of two similar triangles is equal to the square of the ratio
of their corresponding medians.
7. Prove that the area of an equilateral triangle described on one side of a square is equal
to half the area of the equilateral triangle described on one of its diagonals.
Tick the correct answer and justify:
8. ABC and BDE are two equilateral triangles such that D is the mid-point of BC. Ratio of
the areas of triangles ABC and BDE is
(A) 2:1
(B) 1:2
(C) 4:1
(D) 1:4​

Answer 1

Answer:

A) is your answer

pls mark as brainliest

Answer 2

Answer:

A) is your answer

Step-by-step explanation:

AS THE ABOVE ANS IS SAME

MARK ME AS BRAINLIEST

THUG LIFE