a triangular wire whose perimeter is 28.26 cm is bent into a circle.find the diameter of the circle.(take ^=3.14)
Answers
Answered by
72
Perimeter of a triangle=circumference of a circle.
28.26=2×3.14×r
28.26=6.28r
28.26/6.28=r
4.5=r
diameter=2r
d=2×4.5
d=9cm
28.26=2×3.14×r
28.26=6.28r
28.26/6.28=r
4.5=r
diameter=2r
d=2×4.5
d=9cm
Answered by
21
perimeter of a triangle= circumference of circle
28.26=6.28radius
28.26÷6.28=4.5radius
diameter=2r
dia meter=2×4.5
dia meter=9cm
it will help full
28.26=6.28radius
28.26÷6.28=4.5radius
diameter=2r
dia meter=2×4.5
dia meter=9cm
it will help full
Similar questions