NCERT Mathematics Class 9 Exemplar Ch 9 Areas of Parallelograms and Triangles Part 2
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4. In Fig. 9.4, the area of parallelogram ABCD is:
(A)
(B)
(C)
(D)
The Area of Parallelogram ABCD
Answer: C
5. In Fig. 9.5, if parallelogram ABCD and rectangle ABEF are of equal area, then:
Parallelogram ABCD and Rectangle ABEF
(A) Perimeter of Perimeter of ABEM
(B) Perimeter of Perimeter of ABEM
(C) Perimeter of Perimeter of ABEM
(D) Perimeter of (Perimeter of ABEM)
Answer: C
6. The mid-point of the sides of a triangle along with any of the vertices as the fourth point make a parallelogram of area equal to
(A)
(B)
(C)
(D)
Answer: A
7. Two parallelograms are on equal bases and between the same parallels. The ratio of their areas is
(A)
(B)
(C)
(D)
Answer: B
8. ABCD is a quadrilateral whose diagonal AC divides it into two parts, equal in area, then ABCD
(A) Is a rectangle
(B) Is always a rhombus
(C) Is a parallelogram
(D) Need not be any of (A), (B) or (C)
Answer: D