Answer:
B.
Step-by-step explanation:
Answer:
113.52 sq cm
Step-by-step explanation:
13.2 times 8.6 is 113.52. You get area by multiplying a length and a width.
Answer: I'm not good at math but I think it's 1620?
Step-by-step explanation:
Answer:
Area of shaded region = 422 cm²
Step-by-step explanation:
Area of rectangle = length × breadth
= 3cm × 10cm
= 30cm²
Area of circle = πr²
= 3.14 × 12²
= 3.14 × 12cm × 12cm
= 452.16 cm²
Area of shaded region = Area of circle - Area of rectangle
= (452.16 - 30) cm²
= 422 cm²