Question

calculate the area of quadrilateral ABCD in which ab=bd ad=10cm angle bcd=90°and cd=8cm(take 3√1.732)​

Answer 1

Answer:

67.3cm^2

Step-by-step explanation:

..........................,

Answer 2

area of quadrilateral=b×h

AD× CD=8cm×10cm

=80cm²

angle bcd=90°

area of quadrilateral-angle bcd

80cm²-90°

=10cm²