Answer:
314 cm²
Step-by-step explanation:
To find the area of a circle, use the formula A = πr² by substituting r = 10.
A = πr² = π10² = 314 cm²
Answer:
x=9/4
Step-by-step explanation:
Answer:
First quadrant
Step-by-step explanation:
cosθ > 0 in first/ fourth quadrants
sinθ > 0 in the first/ second quadrants
sinθ and cosθ are both > 0 in the first quadrant
Then θ lies in the first quadrant
