Question

12 cm
9 cm
(a) area of the parallelogram
(b) altitude corresponding to the base PQ
51. The adjacent sides of a parallelogram are in the ratio 5:3.
If the longer of the two sides is 7.5 cm, find the perimeter
of the parallelogram.
6. In A ABC. AB = 12 cm, BC = 9 cm and AD = 6 cm
(See Fig.) Find thie:
a) area of AABC
(6) altitude CE
7. The area of a triangle is equal to the area of a square whose each side measures 10 m.
the length of the side of a triangle corresponding to the altitude measuring 5 m.
8. A field in the form of a parallelogram has an area of 432 m2.
Find the length of its diagonal on which the perpendiculars
drawn from two vertices on either side of it are 12 m long.
9. PORS is a rectangle with dimensions 28 m by 20 m. POQ
is a triangle such that is the point of intersection of the
diagonals. Find the area of the shaded region.
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Answer 1

Explanation:

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