Answer: Area of blue triangles = 30 u²
Answer: Area of triangle ACB = 600 u²
Answer: Area of the yelllow region = 15 u²
Answer: θ = 12.5° and x = 130°
Answer: x = 15°
Answer: The red Angle = 45°
Answer: β = 15°
(1) the length, x = 8 units
(2) < α = 20.7°
Area of the equilateral triangle = 31(3)¹ᐟ² cm²
OR 53.694 cm²
Answer: (i) x = 15 cm