Find the circumference of the circle(2pts.)
21. 18 inch (radius)
22. 7 m (diameter
23. 8cm (diameter)
24. 10mm (radius)
25. 15 m (radius)
PLS NEED KO NA
21. 18 inch (radius)
22. 7 m (diameter
23. 8cm (diameter)
24. 10mm (radius)
25. 15 m (radius)
PLS NEED KO NA
Answers & Comments
Answer:
21. 113.04 in²
22. 21.98 m²
23. 25.12 cm²
24. 62.8 mm²
25. 94.2 m²
Step-by-step explanation:
21.
C=2π×r
C=2×3.14×18 in
C=6.28×18 C=113.04 in²
22.
C=π×d
C=3.14×7 m
C=21.98 m²
23.
C=π×d
C=3.14×8 cm
C=25.12 cm²
24.
C=2π×r
C=2×3.14×10 mm
C=6.28×10 C=62.8 mm²
25.
C=2π×r
C=2×3.14×15 m
C=94.2 m²
Sana tama.