EduSahara™ Assignment
Name : Triangles
Chapter : Area and Perimeter
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
In a right angled triangle △PQR, if QR = 15 cm, PQ = 20 cm are the lengths of perpendicular sides , then corresponding height of side QR =
(i)
17.00 cm
(ii)
25.00 cm
(iii)
15.00 cm
(iv)
20.00 cm
(v)
23.00 cm
Question
2
2.
In a right angled triangle △PQR, if QR = 14 cm, PQ = 19 cm are the lengths of perpendicular sides , then corresponding height of side PQ =
(i)
9.00 cm
(ii)
11.00 cm
(iii)
17.00 cm
(iv)
19.00 cm
(v)
14.00 cm
Question
3
3.
In a right angled triangle △PQR, if QR = 20 cm, PQ = 14 cm are the lengths of perpendicular sides , then area of the triangle =
(i)
148.00 sq.cm
(ii)
122.00 sq.cm
(iii)
123.00 sq.cm
(iv)
155.00 sq.cm
(v)
140.00 sq.cm
Question
4
4.
In a right angled triangle △PQR, if the base QR = 15 cm and the corresponding height is 20 cm, then side PQ =
(i)
17.00 cm
(ii)
25.00 cm
(iii)
15.00 cm
(iv)
20.00 cm
(v)
23.00 cm
Question
5
5.
In a right angled triangle △PQR, if the base QR = 13 cm and the corresponding height is 16 cm, then corresponding height of side PQ =
(i)
8.00 cm
(ii)
10.00 cm
(iii)
18.00 cm
(iv)
16.00 cm
(v)
13.00 cm
Question
6
6.
In a right angled triangle △PQR, if the base QR = 19 cm and the corresponding height is 17 cm, then area of the triangle =
(i)
161.50 sq.cm
(ii)
164.50 sq.cm
(iii)
144.50 sq.cm
(iv)
145.50 sq.cm
(v)
179.50 sq.cm
Question
7
7.
In a right angled triangle △PQR, if the area is 75 sq.cm and corresponding height of side QR = 10 cm, then side QR =
(i)
20.00 cm
(ii)
12.00 cm
(iii)
18.00 cm
(iv)
10.00 cm
(v)
15.00 cm
Question
8
8.
In a right angled triangle △PQR, if the area is 85 sq.cm and corresponding height of side QR = 10 cm, then side PQ =
(i)
7.00 cm
(ii)
13.00 cm
(iii)
5.00 cm
(iv)
10.00 cm
(v)
15.00 cm
Question
9
9.
In a right angled triangle △PQR, if the area is 180 sq.cm and base QR = 18 cm, then side PQ =
(i)
17.00 cm
(ii)
20.00 cm
(iii)
15.00 cm
(iv)
23.00 cm
(v)
25.00 cm
Question
10
10.
In a right angled triangle △PQR, if the area is 112 sq.cm and base QR = 16 cm, then corresponding height of side QR =
(i)
9.00 cm
(ii)
19.00 cm
(iii)
14.00 cm
(iv)
17.00 cm
(v)
11.00 cm
Question
11
11.
In an isosceles right angled triangle △PQR, if QR = 10 cm is one of the equal sides, then side PQ =
(i)
7.00 cm
(ii)
13.00 cm
(iii)
10.00 cm
(iv)
15.00 cm
(v)
5.00 cm
Question
12
12.
In an isosceles right angled triangle △PQR, if QR = 18 cm is one of the equal sides, then corresponding height of side PQ =
(i)
23.00 cm
(ii)
13.00 cm
(iii)
21.00 cm
(iv)
15.00 cm
(v)
18.00 cm
Question
13
13.
In an isosceles right angled triangle △PQR, if QR = 10 cm is one of the equal sides, then area of the triangle =
(i)
47.00 sq.cm
(ii)
50.00 sq.cm
(iii)
55.00 sq.cm
(iv)
45.00 sq.cm
(v)
53.00 sq.cm
Question
14
14.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 18 cm, then side QR =
(i)
15.00 cm
(ii)
23.00 cm
(iii)
18.00 cm
(iv)
13.00 cm
(v)
21.00 cm
Question
15
15.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 19 cm, then side PQ =
(i)
22.00 cm
(ii)
24.00 cm
(iii)
14.00 cm
(iv)
19.00 cm
(v)
16.00 cm
Question
16
16.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 19 cm, then corresponding height of side QR =
(i)
22.00 cm
(ii)
14.00 cm
(iii)
16.00 cm
(iv)
24.00 cm
(v)
19.00 cm
Question
17
17.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 19 cm, then corresponding height of side PQ =
(i)
19.00 cm
(ii)
16.00 cm
(iii)
22.00 cm
(iv)
24.00 cm
(v)
14.00 cm
Question
18
18.
In an isosceles right angled triangle △PQR, if corresponding height to the base QR is 15 cm, then area of the triangle =
(i)
138.50 sq.cm
(ii)
104.50 sq.cm
(iii)
130.50 sq.cm
(iv)
87.50 sq.cm
(v)
112.50 sq.cm
Question
19
19.
In an isosceles right angled triangle △PQR, if area = 162 sq.cm, then side QR =
(i)
23.00 cm
(ii)
21.00 cm
(iii)
15.00 cm
(iv)
18.00 cm
(v)
13.00 cm
Question
20
20.
In an isosceles right angled triangle △PQR, if area = 60.5 sq.cm, then side PQ =
(i)
14.00 cm
(ii)
6.00 cm
(iii)
16.00 cm
(iv)
8.00 cm
(v)
11.00 cm
Question
21
21.
In an isosceles right angled triangle △PQR, if area = 60.5 sq.cm, then corresponding height of side QR =
(i)
6.00 cm
(ii)
11.00 cm
(iii)
8.00 cm
(iv)
14.00 cm
(v)
16.00 cm
Assignment Key
1) (iv)
2) (v)
3) (v)
4) (iv)
5) (v)
6) (i)
7) (v)
8) (iv)
9) (ii)
10) (iii)
11) (iii)
12) (v)
13) (ii)
14) (iii)
15) (iv)
16) (v)
17) (i)
18) (v)
19) (iv)
20) (v)
21) (ii)
