1. Calculate the area of the 3 identical quarter circles.
Area of 3 quarter circles=3×41×π×82=3×16π=48π cm2
2. Calculate the area of the right-angled triangle.
Area of triangle=21×8×8=32 cm2
3. Find the total area of the figure.
Total Area=48π+32 cm2
答案(48π+32) cm2