the side of a triangular field are 51m , 37m,20m.find the number of flower bed that can be prepared if each bed is to contain 2×3m space
Answers
Answered by
1
Answer:
Step-by-step explanation:
s= a+b+c/2
51 +37+20/2
=54
area = √s(s-a)(s-b)(s-c)
= √54 (54-51)(54-37)(54-20)
=√54(3)(17)(34) {simplest form}
= √(3*2*3*3)*(3)*(17)*(17*2)
= 3*2*3*17
= 306m²
area needed for flower beds
= 306/9
= 34
∴ 34 flower beds are required to occupy the space
Similar questions