
triangles
Timmy has a triangular garden, but to add the right amount of fertilizer and topsoil he needs to know the area of the garden. Which of the formulas will give him the correct answer? The dimensions of the garden are given in the diagram shown.
A)
A = (7)2(14)
B)
A = 1
2
(7)(14)
C)
There isn't enough information given on the diagram.
D)
A= 1
2
(7) (7 http://www.usatestprep.com/images/2_root.gif3

Quote:
Originally Posted by
allsmiles Timmy has a triangular garden, but to add the right amount of fertilizer and topsoil he needs to know the area of the garden. Which of the formulas will give him the correct answer? The dimensions of the garden are given in the diagram shown. A) A = (7)2(14) B) A = 1 2 (7)(14) C) There isn't enough information given on the diagram. D) A= 1 2 (7) (7 http://www.usatestprep.com/images/2_root.gif3
I don't understand what your answers are meant to be.
X can be found using Pythagoras and then the area found using Heron's formula
Heron's formula (stolen from Wiki)
where