हिंदी

The total surface area of a hemisphere of radius 7 cm is ______.

Advertisements
Advertisements

प्रश्न

The total surface area of a hemisphere of radius 7 cm is ______.

विकल्प

  • (588π) cm2

  • (392π) cm2

  • (147π) cm2

  • (98π) cm2

MCQ
रिक्त स्थान भरें
Advertisements

उत्तर

The total surface area of a hemisphere of radius 7 cm is (147π) cm2.

Explanation:

Radius  of the hemisphere = 7 cm

Total curved surface area of hemisphere + Area of the circle = 3πr

= (3π × 7 × 7) cm2  

= (147π) cm2 

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 17: Volumes and Surface Areas of Solids - MULTIPLE-CHOICE QUESTIONS (MCQ) [पृष्ठ ८३६]

APPEARS IN

आर.एस. अग्रवाल Mathematics [English] Class 10
अध्याय 17 Volumes and Surface Areas of Solids
MULTIPLE-CHOICE QUESTIONS (MCQ) | Q 70. | पृष्ठ ८३६
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×