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1. Given: Circle O, Chords: AB ||CD, Chords: DE ≈ CE, Arc AB = 48°, Arc BC = 16°,find Arc CD.

2.

Given: Circle O, diameter, marked perpendicular, Chord BC= 8, find x.

3.

Given: Circle O, diameter, marked perpendicular, Chord BC= 10, find x

4.

Given: Circle O, CD is diameter, Chord AB || CD. Arc AB = 74°, Find Arc CA.

Calculate the circumference of the circles with the following dimensions.
C = circumference
D = diameter
R = radius
PI = 3.14

1. a. D = 4 in

b. D = 6 in

c. D = 12 in
2. a. R = 2 ft

b. R = 14 ft

c. R = 12 ft
3. a. R = 9 ft

b. R = 11 ft

c. R = 7 ft
4. a. D = 10 ft

b. R = 9 ft

c. D = 13 ft
5. Application: Dana is planning to ride her bicycle around the circular race track and wants to know the distance. If the diameter of the track is 2 mile, how far is the distance around the race track?

Find the surface area of each of the following figures using the given values.

1. Cube: (s = side)

a. s = 5 ft b. s = 6 in c. s = 12 mm

2. Rectangular prism: ( l = length) (w = width) (h = height)

a. l = 2, w = 5, h = 7 (ft) b. l = 16 in, w = 11 in, h = 10 in

3. Sphere: (r = radius) (d = diameter)

a. r = 12 b. r = 16 c. d = 10

4. Cylinder: (r = radius) (h = height)

a. r = 6, h = 12 b. r = 2, h = 10 c. r = 3, h = 5

5. Application: Sandy wants to cover a wooden cylinder with a diameter of 1 ft and a height of 4 ft with carpet to build a scratching post for her cats. What are the steps she needs to take to complete this task?

1. The perimeter of a rhombus is 40. What is the area of the square?

2. If one angle of a parallelogram is 60 degrees, find the number of degrees in the remaining three angles.

3. Are the diagonals of a parallelogram perpendicular? Why orwhy not? Explain.

4. Does an isosceles trapezoid have two sets of parallel sides? Why or why not? Explain.

5. Does a rhombus have two sets of congruent sides? Why or why not? Explain.

6. The perimeter of a square is 160 feet. What is the area of the square?

7. True or false;

a. A rhombus is a parallelogram with four congruent sides

b. A rectangle is a parallelogram with four right angles

c. A square is a rectangle and a rhombus

d. A rhombus is always a square

e. Every parallelogram is a regular quadrilateral

f. In a rectangle, the diagonals are perpendicular

8. Name the bases of the trapezoid shown below;

9.True or False;

a. A trapezoid has two bases

b. A trapezoid may have a right angle

c. A trapezoid may have three congruent sides

d. The bases of an isosceles trapezoid are congruent

e. The parallel sides of a trapezoid are called the legs

10. Find the values of the median of a trapezoid with the following base values;