A. Answer each question. Write the letter of the correct answer on the blank.
1.In a given circle the radius is 8 cm. What is its diameter?
A.16cm
B.16m
C.4cm
D.4m
2.Which of the following is the formula in solving the area of a circle?
A. A=2πr²
B. A=πd
C. A=2πr
D. A=πr²
3. The diameter of a circle is 6 cm, what is its area?
A. 18.84 cm²
B. 113.04 cm²
C. 28.26cm²
D. 452.16 cm²
4. What is radius of a circle if the area is 36 cm²?
A.339 cm
B.33.9 cm
C.3.39 cm
D.0.339 cm
5. What is the area of a circle if the radius is 7 m?
A. 14m²
B.49m²
C. 153.86m²
D. 153.86cm²
B. For number 6-10, please refer to the problem below
THE BOTTOM OF A CIRCULAR SWIMMING POOL WITH A DIAMETER OF 60 FEET IS MADE UP OF BLUE TELLS HOW MANY SQUARE FEET IS THAT?
6.what is asked in the problem?
A. the diameter of the swimming pool
B. the shape of the following pool
C. the area of the swimming pool
D. the color of the tiles
7. what is giving in the problem?
A. diameter of 40 feet
B. diameter of 40 m
C. diameter of 60 feet
D. radius of 60 feet
8. what is appropriate formula to be used to solve the problem?
A. A=πr²
B. A=πr
C. A=2πr
D. A=πd
9. what is the answer to the problem?
A. 282 ft²
B. 28260.00ft²
C. 282.60ft²
D. 2826.00ft²
10. what is the correct conclusion to the problem?
A. the area of the simple is 282 ft²
B. the area of the swimming pool is 28260.00ft²
C. the area of the simple is 282.60ft²
D. the area of the swimming pool is 2826.00ft²
PA HELP PO PLSSSSSSS KAILANGAN KO LNG PO NGAYON (๑˙❥˙๑)
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Answer:
1.A.16cm
2.C. A=2πr
3.B. 113.04 cm²
4.C.3.39 cm
5.B.49m²
6.B. the shape of the following pool
7.C. diameter of 60 feet
8.B. A=πr
9.B. 28260.00ft²
10.B. the area of the swimming pool is 28260.00ft²
Step-by-step explanation:
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