Question

. A fence encloses a triangular field. There is
a vertical wooden fence post at each corner
(vertex) of the field, and vertical
Posts
all
along the fence, placed 5 feet apart. If the
sides of the field measure 20 feet by 35 feet
by 25 feet, how many posts are there
altogether?

Answer 1

Answer:

• 16 posts

Step-by-step explanation:

Sides are:

• 20 ft, 25 ft and 35 ft

There are following number of posts on each of the sides:

• 20 ft side ⇒ 20/5 = 4
• 25 ft side ⇒ 25/5 = 5
• 35 ft side ⇒ 35/5 = 7

Total number:

• 4 + 5 + 7 = 16 posts