Answer:
90 units²
Step-by-step explanation:
The area (A) of a kite is calculated as
A = [tex]\frac{1}{2}[/tex] × d₁ × d₂ ← diagonals
d₁ = 3 + 3 = 6 and d₂ = 20 + 10 = 30, hence
A = 0.5 × 6 × 30 = 90 units²
