Herons Formula Test

Result

Herons Formula Test - 9

Score
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Rank
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Weekly Quiz Competition

Question 1
1 / -0

The adjacent sides of a parallelogram are 20 cm and 15 cm in length. Then the ratio between the corresponding altitudes is

A
it is 1 : 2

B
it is 3 : 4

C
it is 4 : 3

D
it is 2 : 3

Solution

Since the adjacent sides and corresponding altitudes of a parallelogram are in proportion.

Therefore, 15/20 = 3/4

Thus, the required ratio is 3 : 4
Question 2
1 / -0

The area of a quadrilateral whose diagonals measure 48 m and 32 m respectively and bisect each other at right angles is

A
732 m²

B
768 m²

C
742 m²

D
758 m²

Solution

According to the question,

Area of given quadrilateral = 1/2 x Product of diagonals

= 1/2 x 48 x 32

= 768 sq. m
Question 3
1 / -0

The diagonals of a rhombus measure 4 cm and 6 cm respectively. Its area is sq. cm is

A
8 sq. cm

B
24 sq. cm

C
12 sq. cm

D
6 sq. cm

Solution

Area of Rhombus = 1/2 x Product of diagonals

= 1/2 x 4 x 6

= 12 sq. cm