Hi there!
To find the area of the kite, we find the area of both triangles and add them up.
8.5 + 8.5 = 17
17 × 4.93 = 73.81
73.81 ÷ 2 = 36.905
17 × 10.2 = 173.4
173.4 ÷ 2 = 86.7
36.905 + 86.7 = 126.805
The area is the kite is 126.805 m squared.
Hope this helps!