ExamPlay Light Logo
Registrazione

Mathematics for IGCSE & O level - Mensuration (Section 12 - No. 27)

What is the area of a circle with a radius of 5cm?
15.7 cm²
78.5 cm²
31.4 cm²
25 cm²

Spiegazione

Area = πr² = π * 5² = π * 25 = 78.5 cm²

Commenti (0)

Annuncio