1.
The sides of a parallelogram are 100 m each and length of the longest diagonal is 160m. The area of parallelogram is:
2.
The sides of a triangle are in the ratio of 3 : 5 : 7 and its perimeter is 300 cm. Its area will be:
3.
The sides of a triangle are in the ratio 12 : 17 : 25 and its perimeter is 540cm. The area is:
4.
5.
The equal sides of isosceles triangle are 12 cm and perimeter is 30 cm. The area of this triangle is:
6.
The sides of a triangle are 122 m, 22 m and 120 m respectively. The area of the triangle is:
7.
The area of triangle with given two sides 18cm and 10cm respectively and perimeter equal to 42 cm is:
8.
Area of triangle is equal to:
9.
If the perimeter of a equilateral triangle is 180 cm. Then its area will be: