EduSahara™ Assignment
Name : Triangles
Chapter : Area and Perimeter
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
In △PQR, if QR = 17 cm, RP = 15 cm and the corresponding height of side QR = 13.46 cm, then corresponding height of side RP =
(i)
20.26 cm
(ii)
10.26 cm
(iii)
18.26 cm
(iv)
15.26 cm
(v)
12.26 cm
Question
2
2.
In △PQR, if QR = 20 cm, RP = 18 cm and the corresponding height of side QR = 14.34 cm, then area of the triangle =
(i)
143.43 sq.cm
(ii)
156.43 sq.cm
(iii)
137.43 sq.cm
(iv)
161.43 sq.cm
(v)
130.43 sq.cm
Question
3
3.
In △PQR, if base QR = 18 cm and the corresponding height of side QR = 15.2 cm, then area of the triangle =
(i)
112.79 sq.cm
(ii)
136.79 sq.cm
(iii)
129.79 sq.cm
(iv)
164.79 sq.cm
(v)
151.79 sq.cm
Question
4
4.
In △PQR, if base QR = 15 cm and area of the triangle = 73.48 sq.cm, then corresponding height of side QR =
(i)
9.80 cm
(ii)
11.80 cm
(iii)
8.80 cm
(iv)
7.80 cm
(v)
10.80 cm
Question
5
5.
In △PQR, if corresponding height of side QR = 8.41 cm and area of the triangle = 71.5 sq.cm, then side QR =
(i)
20.00 cm
(ii)
12.00 cm
(iii)
14.00 cm
(iv)
22.00 cm
(v)
17.00 cm
Question
6
6.
If the side of an equilateral triangle is 19 cm, the height of the equilateral triangle =
(i)
21.45 cm
(ii)
19.45 cm
(iii)
16.45 cm
(iv)
11.45 cm
(v)
13.45 cm
Question
7
7.
If area of an equilateral triangle is 156.32 sq.cm, the side of the equilateral triangle =
(i)
19.00 cm
(ii)
22.00 cm
(iii)
14.00 cm
(iv)
24.00 cm
(v)
16.00 cm
Question
8
8.
If area of an equilateral triangle is 140.3 sq.cm, the height of the equilateral triangle =
(i)
18.59 cm
(ii)
12.59 cm
(iii)
15.59 cm
(iv)
20.59 cm
(v)
10.59 cm
Question
9
9.
If height of an equilateral triangle is 12.99 cm, the side of the equilateral triangle =
(i)
15.00 cm
(ii)
20.00 cm
(iii)
12.00 cm
(iv)
18.00 cm
(v)
10.00 cm
Question
10
10.
If height of an equilateral triangle is 12.99 cm, the area of the equilateral triangle =
(i)
97.43 sq.cm
(ii)
94.43 sq.cm
(iii)
100.43 sq.cm
(iv)
102.43 sq.cm
(v)
92.43 sq.cm
Question
11
11.
In an isosceles triangle △ABC, if base BC = 20 cm and the corresponding height is 12.49 cm, then area of the triangle =
(i)
137.90 sq.cm
(ii)
110.90 sq.cm
(iii)
107.90 sq.cm
(iv)
142.90 sq.cm
(v)
124.90 sq.cm
Question
12
12.
In an isosceles triangle △ABC, if base BC = 17 cm and area is 105.05 sq.cm, then corresponding height of side BC =
(i)
17.36 cm
(ii)
9.36 cm
(iii)
7.36 cm
(iv)
12.36 cm
(v)
15.36 cm
Question
13
13.
In an isosceles triangle △ABC, the corresponding height of the side BC is 8.87 cm and area is 57.68 sq.cm, then side BC =
(i)
8.00 cm
(ii)
16.00 cm
(iii)
10.00 cm
(iv)
18.00 cm
(v)
13.00 cm
Assignment Key
1) (iv)
2) (i)
3) (ii)
4) (i)
5) (v)
6) (iii)
7) (i)
8) (iii)
9) (i)
10) (i)
11) (v)
12) (iv)
13) (v)
