STD IX - Maths (III)

Name
Class
ITS ID
The side of a rhombus is 29 cm. If the length of one of its diagonal is 42 cm, the length of the other diagonal is
42 cm
21 cm
40 cm
20 cm
The area of a right angled triangle is 3000 sq cm. If the base of the triangle exceeds the altitude by 70 cm, then the dimensions of the triangle are
30 cm, 40 cm, 50 cm
30 cm, 40 cm, 60 cm
120 cm, 100 cm, 130 cm
50 cm, 120 cm, 130 cm
The sides of a triangle are 50 cm, 78 cm and 112 cm. The smallest altitude is
20 cm
30 cm
40 cm
50 cm
The sides of a triangular field are 325 m, 300 m and 125 m. Its area is
18750 square metres
37500 square metres
97500 square metres
48750 square metres
Two sides of a triangle are 13 cm and 14 cm and its semi perimeter is 18 cm. Then the third side of the triangle is
12 cm
11 cm
10 cm
9 cm
The sides of a triangular park are in the ratio 25:17:12 and its perimeter is 540 m. The smallest side of the park is
60 m
120 m
90 m
45 m
The area of a rhombus is 96 sq cm. If one of its diagonal is 16 cm, then the length of the other side is
12 cm
10 cm
8 cm
6 cm
The parallel sides of a trapezium are 45.8 cm and 81.2 cm and the distance between them is 22 cm. The area of the trapezium is
1397 sq cm
1937 sq cm
3197 sq cm
139.7 sq cm
The difference of semi perimeter and the sides of triangle ABC are 8 cm, 7 cm and 5 cm respectively. Its semi perimeter is
10 cm
5 cm
15 cm
20 cm
The base of a right triangle is 15 cm and its hypotenuse is 25 cm. Then its area is
187.5 sq cm
375 sq cm
150 sq cm
300 sq cm
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