Q9Multiple choiceExercise 12.1
The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm2 is
- (A)Rs 2.00
- (B)Rs 2.16
- (C)Rs 2.48
- (D)Rs 3.00
Show answer
(B) Rs 2.16
The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm2 is
(B) Rs 2.16