area a Parallelogram he area of a parallelogram with base b and height h A = bh. dotted ~ Imaganary Find the area of each figure. emember that rectang arallelograms. The = s², and the Area Triangles and Trapez The area of a triangle with base b and height h is A = b 39. 8 120° h b Example 1. Find the are 30 mm Area = b h b s are also sis 40. 41. (This is a regular pentagon.) 42. A=176mm Area = 14 100 /71° Are