EduSahara™ Assignment
Name : Perimeter and Area of Triangles
Chapter : Mensuration
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
In △PQR, if QR = 11 cm, RP = 19 cm, PQ = 19 cm, then perimeter of the triangle =
(i)
44.00 cm
(ii)
52.00 cm
(iii)
49.00 cm
(iv)
46.00 cm
(v)
54.00 cm
Question
2
2.
In △PQR, if QR = 20 cm, RP = 14 cm and perimeter = 47 cm, then side PQ =
(i)
18.00 cm
(ii)
8.00 cm
(iii)
13.00 cm
(iv)
16.00 cm
(v)
10.00 cm
Question
3
3.
In △PQR, if base QR = 11 cm and the corresponding height of side QR = 8.84 cm, then area of the triangle =
(i)
51.60 sq.cm
(ii)
48.60 sq.cm
(iii)
45.60 sq.cm
(iv)
53.60 sq.cm
(v)
43.60 sq.cm
Question
4
4.
If the side of an equilateral triangle is 16 cm, the height of the equilateral triangle =
(i)
18.86 cm
(ii)
13.86 cm
(iii)
10.86 cm
(iv)
16.86 cm
(v)
8.86 cm
Question
5
5.
If the side of an equilateral triangle is 12 cm, the perimeter of the equilateral triangle =
(i)
31.00 cm
(ii)
36.00 cm
(iii)
33.00 cm
(iv)
41.00 cm
(v)
39.00 cm
Question
6
6.
If area of an equilateral triangle is 156.32 sq.cm, the side of the equilateral triangle =
(i)
14.00 cm
(ii)
16.00 cm
(iii)
19.00 cm
(iv)
24.00 cm
(v)
22.00 cm
Question
7
7.
In an isosceles triangle △ABC, if BC = 16 cm, CA = AB and perimeter is 44 cm, then side AB =
(i)
11.00 cm
(ii)
14.00 cm
(iii)
9.00 cm
(iv)
19.00 cm
(v)
17.00 cm
Question
8
8.
In an isosceles triangle △ABC, if base BC = 20 cm and the corresponding height is 12.49 cm, then side AB =
(i)
21.00 cm
(ii)
11.00 cm
(iii)
19.00 cm
(iv)
13.00 cm
(v)
16.00 cm
Question
9
9.
In a right angled triangle △PQR, if QR = 16 cm, PQ = 19 cm are the lengths of perpendicular sides , then corresponding height of side QR =
(i)
19.00 cm
(ii)
14.00 cm
(iii)
16.00 cm
(iv)
24.00 cm
(v)
22.00 cm
Question
10
10.
In a right angled triangle △PQR, if QR = 14 cm, PQ = 20 cm are the lengths of perpendicular sides , then area of the triangle =
(i)
126.00 sq.cm
(ii)
128.00 sq.cm
(iii)
140.00 sq.cm
(iv)
154.00 sq.cm
(v)
152.00 sq.cm
Question
11
11.
In a right angled triangle △PQR, if the base QR = 16 cm and the corresponding height is 14 cm, then area of the triangle =
(i)
96.00 sq.cm
(ii)
112.00 sq.cm
(iii)
128.00 sq.cm
(iv)
85.00 sq.cm
(v)
120.00 sq.cm
Assignment Key
1) (iii)
2) (iii)
3) (ii)
4) (ii)
5) (ii)
6) (iii)
7) (ii)
8) (v)
9) (i)
10) (iii)
11) (ii)
