Question

2. The area of a square is 121 m'. Its side is
3. Find the perimeter of the quadrilateral with sides 5 cm, 7 cm, 9 cm and 11 cm
4. Find the area of a triangle with a base of 20 cm and a height of 30 cm
5. The area of rectangle whose length is 15 cm and breadth is 6 m
6. The height in the area of parallelogram is ----
7. Find the perimeter of a triangle with sides 4 cm, 6 cm and 10 cm

with the formulas​

Answer 1

Answer:

2. area of sqare=side^

side=√121

=11cm answer.

3. perimeter of quadrilateral=sum of all side

5+7+9+11= 32cm answer.

4. area of triangle =1/2×base×height.

1/2×20×30=300cm^ answer.

5. area of rectangle =length × breadth

15×6=90cm^ answer.

6. area of parallelogram = base×height

height=area of parallelogram÷base answer.

7. perimeter of triangle=sum of all side

4+6+10=20cm answer.