Question

What is the area of a regular pentagon with an apothem of 5 and a side length of 8?

Answer 1

\[\huge =5 \times \left( \frac12\cdot5\cdot8 \right)\]

Answer 2

Area of a regular polygon is one-half the apothem times the perimeter.

Answer 3

Thanks Pax!

Answer 4

Directrix can you answer my other question

Answer 5

What is the height of a parallelogram with an area of 15 and a base of 3? Do you simply just divide 15 and 3?

Answer 6

yes

Answer 7

Thanks!

Answer 8

Another please?

Answer 9

What is the area of a rhombus with one diagonal of 6 and a side length of 5?

Answer 10

Are you thinking?