The adjacent sides of a parallelogram `A B C D` measure `34 c ma n d20 c m ,` and the diagonal `A C` measures `42 c mdot` Find the area of the parallelogram.

The adjacent sides of a parallelogram ABCD measures 34 cm and 20 cm and the diagonal AC=42 cm Then find its area

Two parallel side of a trapezium are 60 c m\ a n d\ 77 c m and other sides are 25 c m\ a n d\ 26 c mdot Find the area of the trapezium.

In a parallelogram A B C D , write the sum of angle A\ a n d\ B

Find the area of a triangle two sides of which are 18\ c m\ a n d\ 10\ c m and the perimeter is 42\ c mdot

Construct a parallelogram A B C D where A B=3. 6 c m ,\ B C=4. 2 c m\ a n d\ A C=6. 5 c mdot

Find the area of a triangle, two sides of which are 8\ c m\ a n d\ 11\ c m and the perimeter is 32\ c mdot

E , F , G , H are respectively, the mid-points of the sides A B ,B C ,C D and D A of parallelogram A B C D . Show that the quadrilateral E F G H is a parallelogram and that its area is half the area of the parallelogram, A B C Ddot

E , F , G , H are respectively, the mid-points of the sides A B ,B C ,C D and D A of parallelogram A B C D . Show that the quadrilateral E F G H is a parallelogram and that its area is half the area of the parallelogram, A B C Ddot GIVEN : A quadrilateral A B C D in which L ,F ,G ,H are respectively the mid-points of the sides A B ,B C ,C D and D Adot TO PROVE : (i) Quadrilateral E F G H is a parallelogram a r(||^(gm)E F G H)=1/2a r(||^(gm)A B C D) CONSTRUCTION : Join A C and H F

Let A B C D be a parallelogram of area 124c m^2dot If E and F are the mid-points of sides A B and C D respectively, then find the area of parallelogram A E F Ddot

Let A B C D be a parallelogram of area 124\ c m^2 . If E\ a n d\ F are the mid-points of sides A B\ a n d\ C D respectively, then find the area of parallelogram A E F D