Jay will use wood planks to make a rectangular border for his garden. The garden has an area of 63 square feet and a width of 7 feet.

If you are asking for the width it is nine.

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

17

step-by-step explanation:

51/3=17

thus 17 is your answer.