End 1400 CA

L of C

907 BC

L of B

1785 AB

begin at A

From the above notes, the plan and content of the Field may be obtained.

With the radius BC 907, and B as a centre, draw the arc aa on the left fide of the line AB.

With the radius CA 1400, and A as a centre, draw the arc bb, ABC is the plan.

ARP

Measure the four fides and the diagonal AB, in the fame manner the three fides of the triangle were meafured, the notes will ftand thus:

A

To CONSTRUCT THE PLAN.

Draw the diagonal AB 1260.

1260

-B

On the right fide of it complete the triangle ABC.

To draw a plan, and find the content of a Field which has five fides.

A

D

E

B

Measure the five fides and the two diagonals, the notes in the field-book will ftand thus: