Friday

August 22, 2014

August 22, 2014

Posted by **Helen** on Saturday, September 24, 2011 at 2:35pm.

- Math -
**bobpursley**, Saturday, September 24, 2011 at 2:40pmAm I missing something? five rows of four trees each is 20 trees.

- Math -
**Steve**, Monday, September 26, 2011 at 5:05amYes, this is one of those little teasers where you have to think outside the box. Arrange the trees in a pentagram. There are 5 trees at the vertices, and 5 more where the diagonals intersect. So, draw the lines and you'll see you have 5 intersecting lines, each with 4 trees. Each tree is counted twice.

**Related Questions**

math 2 - a citrus farmer wants to plant 24 lemon trees and 30 orange trees in ...

math - A citrus farmer wants to plant 24 lemon trees and 30 orange trees in ...

Maths - A farmer wishes to plant 6 trees in 4 rows so that each row contains 3 ...

Math - My neighbor hired me to plant 10 trees. However, he wants 5 rows of 4. ...

Math - How can 7 trees be planted so that there are 6 rows of trees in a ...

math - A PERSON WANTS TO PLANT 10 TREES IN FIVE ROWS WITH FOUR TREES IN EACH ROW...

geometry - A farmer plants pine trees. If he plants 5 rows of 4 trees How is it ...

Mathew - My teacher says I have 10 trees and 5 rows I want 4 trees in each row?

Math - Shelly compared the number of oak trees to the number of maple trees as ...

math - 2 trees are 80 m apart . from a point halfway between the trees, angles ...