20. The areas of two similar triangles r 81cm square and 49 CM square respectively if the altitude of the biggest triangle is 4.5 cm find the corresponding altitude for the smallest Triangle

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Q. The areas of two similar triangle are 81 cm and 49 cm respectively. If the altitude of the bigger triangle is 4.5 cm. Find the corresponding altitude of the smaller triangle.

Q. The areas of two similar triangles are

81 c m^{2}

and

49 c m^{2}

. If the altitude of the bigger triangle is

4.5 c m

, find the corresponding altitude of the smaller triangle.

The areas of two similar triangles are $100 c m^{2}$ and $49 c m^{2}$ respectively. if the altitude of the ingle is 5cm, find the corresponding altitude of the other.

Q. The areas of two similar triangles are 25 cm² and 36 cm² respectively. If the altitude of the first triangle is 3.5 cm, then the corresponding altitude of the other triangle is
(a) 5.6 cm
(b) 6.3 cm
(c) 4.2 cm
(d) 7 cm

Q. If the area of two similar triangles ABC and PQR are 49

c m^{2}

and 36

c m^{2}

respectively and altitude of the first triangle is 2.1 cm then altitude of the second triangle is

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