Question

Find the area of the regular polygon.
Round to the nearest tenth.
[ ? ] yd?

Answer 1

98 yd²

Explanation:

diagonal = 7 · 2 = 14 yd

side = x² + x² = 14²

2x² = 196

x² = 196/2

x² = 98

x = √98

area = √98² = 98 yd²