EduSahara™ Assignment
Name : Triangles
Chapter : Area and Perimeter
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
In △PQR, if QR = 10 cm, RP = 12 cm and the corresponding height of side QR = 11.4 cm, then corresponding height of side RP =
(i)
10.50 cm
(ii)
8.50 cm
(iii)
7.50 cm
(iv)
9.50 cm
(v)
11.50 cm
Question
2
2.
In △PQR, if QR = 13 cm, RP = 18 cm and the corresponding height of side QR = 17.64 cm, then area of the triangle =
(i)
131.67 sq.cm
(ii)
142.67 sq.cm
(iii)
98.67 sq.cm
(iv)
114.67 sq.cm
Question
3
3.
In △PQR, if base QR = 15 cm and the corresponding height of side QR = 9.03 cm, then area of the triangle =
(i)
67.71 sq.cm
(ii)
64.71 sq.cm
(iii)
70.71 sq.cm
(iv)
72.71 sq.cm
(v)
62.71 sq.cm
Question
4
4.
In △PQR, if base QR = 16 cm and area of the triangle = 109.98 sq.cm, then corresponding height of side QR =
(i)
18.75 cm
(ii)
16.75 cm
(iii)
8.75 cm
(iv)
13.75 cm
(v)
10.75 cm
Question
5
5.
In △PQR, if corresponding height of side QR = 5.4 cm and area of the triangle = 48.6 sq.cm, then side QR =
(i)
18.00 cm
(ii)
21.00 cm
(iii)
23.00 cm
(iv)
15.00 cm
(v)
13.00 cm
Question
6
6.
If the side of an equilateral triangle is 17 cm, the height of the equilateral triangle =
(i)
19.72 cm
(ii)
14.72 cm
(iii)
17.72 cm
(iv)
11.72 cm
(v)
9.72 cm
Question
7
7.
If area of an equilateral triangle is 62.35 sq.cm, the side of the equilateral triangle =
(i)
12.00 cm
(ii)
9.00 cm
(iii)
7.00 cm
(iv)
15.00 cm
(v)
17.00 cm
Question
8
8.
If area of an equilateral triangle is 73.18 sq.cm, the height of the equilateral triangle =
(i)
8.26 cm
(ii)
14.26 cm
(iii)
6.26 cm
(iv)
11.26 cm
(v)
16.26 cm
Question
9
9.
If height of an equilateral triangle is 14.72 cm, the side of the equilateral triangle =
(i)
22.00 cm
(ii)
12.00 cm
(iii)
17.00 cm
(iv)
20.00 cm
(v)
14.00 cm
Question
10
10.
If height of an equilateral triangle is 12.12 cm, the area of the equilateral triangle =
(i)
87.87 sq.cm
(ii)
79.87 sq.cm
(iii)
84.87 sq.cm
(iv)
81.87 sq.cm
(v)
89.87 sq.cm
Question
11
11.
In an isosceles triangle △ABC, if base BC = 13 cm and the corresponding height is 7.6 cm, then area of the triangle =
(i)
49.40 sq.cm
(ii)
46.40 sq.cm
(iii)
44.40 sq.cm
(iv)
52.40 sq.cm
(v)
54.40 sq.cm
Question
12
12.
In an isosceles triangle △ABC, if base BC = 15 cm and area is 130.93 sq.cm, then corresponding height of side BC =
(i)
12.46 cm
(ii)
22.46 cm
(iii)
14.46 cm
(iv)
20.46 cm
(v)
17.46 cm
Question
13
13.
In an isosceles triangle △ABC, the corresponding height of the side BC is 15.29 cm and area is 145.24 sq.cm, then side BC =
(i)
14.00 cm
(ii)
16.00 cm
(iii)
24.00 cm
(iv)
22.00 cm
(v)
19.00 cm
Assignment Key
1) (iv)
2) (iv)
3) (i)
4) (iv)
5) (i)
6) (ii)
7) (i)
8) (iv)
9) (iii)
10) (iii)
11) (i)
12) (v)
13) (v)
