Download 8Team practice 2

Geometry
Chapter 8 Team Practice
Name _________________________
1. Consider the pentagon with line of symmetry.
a. Find the sum of the angles of the pentagon
b. Find the value of x.
4x
x
c. Find the value of each angle.
80°
2. Draw a regular hexagon with perimeter 42 feet.
a. Find the sum of the exterior angles.
b. What is the measure of each exterior angle?
c. What is the sum of the interior angles?
d. What is the measure of each interior angle?
e. What is the measure of each side?
3. The perimeter of a regular polygon is 120 feet. An exterior angle of the polygon measures 24°.
a. Find the sum of the exterior angles.
b. What is the measure of each exterior angle?
c. What is the sum of the interior angles?
d. What is the measure of each interior angle?
e. What is the measure of each side?
f. How many sides does this polygon have?
6. Find the midpoint of segment AB given A(2,-3) and B(-5 2)
7. Find the perimeter and area of a right triangle with legs = 10 & 24. Draw and label first.
4. Find x. Then find the value of each angle.
Find the area of circle, sector, circumference & arc.
5. A regular polygon has an interior angle of 135.
 How many sides does it have?
 What is the name of this polygon?
 What is the sum of the interior angles?
8. Given the rectangles at the right,
 What is the scale factor? (similarity ratio of the sides)
 What is the ratio of the perimeters?
 What is the ratio of the areas?
 What is the ratio of the volumes?
 If the area of the large rectangle is 100 cm2, find the area of the smaller rectangle. Use a proportion
to solve this problem.
9. Remember that the last zero is supposed to be a degree sign!