Geometry 10.1-10.3 Review Name _______________________ AREA OF A PARALLELOGRAM: AREA OF A TRIANGLE: AREA OF AN EQUILATERAL TRIANGLE: AREA OF A RHOMBUS: AREA OF A KITE: AREA OF A TRAPEZOID: AREA OF A REGULAR POLYGON: AREA OF A CIRCLE: CIRCUMFERENCE OF A CIRCLE: 1. Find the area. 2. Find the base of the triangle if the height is 12 and the area is 156in 2 . 3. Find the base of the triangle, in which Area = 4x 2 in 2 . 4. Find b2 of the trapezoid if the area is 42 ft 2 .