Geometry Unit

In a circle with radius of 12 km, find the area of a sector with angle of 130^o

• 452.4 km²

• 163.4 km²

• 653.6 km²

• 326.8 km²

Find the area of the green sectors and the probability of spinning green if the diameter of the spinner is 8 units.

• 23.2 u²;  46%

• 23.2 u²; 54%

• 92.7 u²; 46%

• 92.7 u²; 54%

Find the area of a regular pentagon with side lengths of 16 units

• 176.2 u²

• 440.4 u²

• 88.1 u²

• 880.9 u²

Find the area of the regular polygon

• 15 yd²

• 30 yd²

• 150 yd²

• 75 yd²

Find the area of the regular polygon

• 105 mm²

• 17 mm²

• 35 mm²

• 175 mm²

Find the area of the figure

• 42 u²

• 44 u²

• 46 u²

• 50 u²

Find the area of the shaded region

• 8.5 u²

• 9.0 u²

• 4.5 u²

• 5.7 u²

The area of rectangle ABCD is 72 in² and its diagonal is 12 in. Rectangle EFGH has a diagonal of 18 in. What is it's area?

• 162 in²

• 216 in²

• 864 in²

• 108 in²

The area of triangle ABC is 36 cm² and its height is 9 cm. The height of triangle DEF is 14 cm. What is its area?

• 56 cm²

• 324 cm²

• 87 cm²

• 126 cm²

The area of trapezoid RSTU is 44 in² and the area of a similar trapezoid JKLM is 11 in². What is the scale factor of RSTU to JKLM?

• 1/2

• 2

• 4

• 1/4