Respuesta :

Answer:

147 square yards

Step-by-step explanation:

Area = 21 x 14 x 1/2

Area = 294 x 1/2

Area = 147 yd ^ 2

Hope that helps! :)

-Aphrodite

annxhj
area of triangle is A=1/2(b)(h)
so it would be:
A=1/2(14)(21)
A=1/2(294)
A= 147