EduSahara™ Assignment
Name : Triangles
Chapter : Area and Perimeter
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
In △PQR, if QR = 12 cm, RP = 20 cm and the corresponding height of side QR = 12.48 cm, then corresponding height of side RP =
(i)
8.49 cm
(ii)
9.49 cm
(iii)
5.49 cm
(iv)
7.49 cm
(v)
6.49 cm
Question
2
2.
In △PQR, if QR = 11 cm, RP = 20 cm and the corresponding height of side QR = 16.99 cm, then area of the triangle =
(i)
93.47 sq.cm
(ii)
96.47 sq.cm
(iii)
90.47 sq.cm
(iv)
88.47 sq.cm
(v)
98.47 sq.cm
Question
3
3.
In △PQR, if base QR = 10 cm and the corresponding height of side QR = 10.93 cm, then area of the triangle =
(i)
54.64 sq.cm
(ii)
59.64 sq.cm
(iii)
49.64 sq.cm
(iv)
57.64 sq.cm
(v)
51.64 sq.cm
Question
4
4.
In △PQR, if base QR = 18 cm and area of the triangle = 70.99 sq.cm, then corresponding height of side QR =
(i)
5.89 cm
(ii)
7.89 cm
(iii)
6.89 cm
(iv)
8.89 cm
(v)
9.89 cm
Question
5
5.
In △PQR, if corresponding height of side QR = 12.59 cm and area of the triangle = 100.71 sq.cm, then side QR =
(i)
11.00 cm
(ii)
21.00 cm
(iii)
16.00 cm
(iv)
13.00 cm
(v)
19.00 cm
Question
6
6.
If the side of an equilateral triangle is 18 cm, the height of the equilateral triangle =
(i)
15.59 cm
(ii)
18.59 cm
(iii)
12.59 cm
(iv)
20.59 cm
(v)
10.59 cm
Question
7
7.
If area of an equilateral triangle is 43.3 sq.cm, the side of the equilateral triangle =
(i)
5.00 cm
(ii)
13.00 cm
(iii)
15.00 cm
(iv)
7.00 cm
(v)
10.00 cm
Question
8
8.
If area of an equilateral triangle is 173.21 sq.cm, the height of the equilateral triangle =
(i)
17.32 cm
(ii)
20.32 cm
(iii)
22.32 cm
(iv)
14.32 cm
(v)
12.32 cm
Question
9
9.
If height of an equilateral triangle is 8.66 cm, the side of the equilateral triangle =
(i)
10.00 cm
(ii)
15.00 cm
(iii)
7.00 cm
(iv)
13.00 cm
(v)
5.00 cm
Question
10
10.
If height of an equilateral triangle is 11.26 cm, the area of the equilateral triangle =
(i)
68.18 sq.cm
(ii)
78.18 sq.cm
(iii)
73.18 sq.cm
(iv)
76.18 sq.cm
(v)
70.18 sq.cm
Question
11
11.
In an isosceles triangle △ABC, if base BC = 19 cm and the corresponding height is 12.87 cm, then area of the triangle =
(i)
122.31 sq.cm
(ii)
138.31 sq.cm
(iii)
120.31 sq.cm
(iv)
107.31 sq.cm
(v)
139.31 sq.cm
Question
12
12.
In an isosceles triangle △ABC, if base BC = 17 cm and area is 44.78 sq.cm, then corresponding height of side BC =
(i)
7.27 cm
(ii)
4.27 cm
(iii)
3.27 cm
(iv)
6.27 cm
(v)
5.27 cm
Question
13
13.
In an isosceles triangle △ABC, the corresponding height of the side BC is 7.55 cm and area is 60.4 sq.cm, then side BC =
(i)
16.00 cm
(ii)
11.00 cm
(iii)
13.00 cm
(iv)
19.00 cm
(v)
21.00 cm
Assignment Key
1) (iv)
2) (i)
3) (i)
4) (ii)
5) (iii)
6) (i)
7) (v)
8) (i)
9) (i)
10) (iii)
11) (i)
12) (v)
13) (i)
