Answer:
All geometric figures, shapes and solids can be named as a sets of surface regions and plane regions and they all lie in three dimensional spaces.
Step-by-step explanation:
The polygon is built of 7 triangles (picture).
<span>repeating decimal to a fraction. 0.324 = 324/999
hope it helps</span>
15 is your answer, because 7+7=14 and its greater then 14 but less then 8+9 which = 16.