Chapter 1 Symmetry
Chapter 1 Transformations
Chapter 1 Surface Area
Chapter 10 Angle Properties
Chapter 10 Chord Properties
Chapter 10 Tangents
100

What are the lines of symmetry we learned about?  

Horizontal, vertical, and oblique

100

Translate the point (-4,-5) down 4 and right 17. What is the point now?

( 13,-9)

100

How many edges does a triangular prism have? 


9 edges

100

An angle formed by two radii of the circle.

A Central Angle

100

A line that goes from one side of a circle to the other side of a circle.

What is a Chord?

100

The point where a tangent touches a circle.

The point of tangency

200

How many lines of symmetry does a regular nonagon have? 

Nine

200

Rotate the point (4,6) clockwise 180° about the origin. 

( -4,-6)

200

What would the expression be to solve this surface area question? (You do NOT have to solve it!)

SA = 2(l*w) + 2(l*w) + 2 (l*w) + (pi)dh - 2(pi)r2

200

These types of angles are equal when subtended by the same arc.

Inscribed angles.

200

The radius does this to a chord when they are perpendicular.

Bisect it. 

200

What is angle ECF?


Angle ECF = 42°

300

For this image what is the order, rotational symmetry in degrees, and as a fraction?

Order = 8

Degrees = 45°

Fraction = 1/8

300

Rotate the point (7,8) counterclockwise 270° about the origin.  

(8,-7)

300

Imagine that the object is cut in half at the blue line. If the two pieces are separated, how much has the surface area of each half increased?


6 x 10 = 60cm2

300

All inscribed angles subtended by a semicircle are this.

A right angle or 90°.

300

CD bisects chord AB. The radius of the circle is 15 cm long. Chord AB measures 24 cm. What is the length of CE?



9cm 

300

Find the missing angle. 

170° - 140° = 30°

180° - 30° - 90° = 60°

60°

400

Name all the capital letters that have a rotational symmetry of 180°.

H, I, N, O, S, X, and Z

400

Reflect the point (5,6) over the x-axis, then the y axis, then the line x=y. 

(-6,-5)

400

What is the surface area of this composite object? 


1244cm2

400

What are angles STU, TUV and SRT?

Angle STU: 36°

Angle TUV: 42°

Angle SRT: 102°

400

Water is flowing through a pipe with radius 14 cm. The maximum depth of the water is 9 cm. This is the width of the surface of the water.

What is 26.2 cm?

400

A speed skater is practicing on a circular track with a radius of 20 m. He falls and slides off the track in a line tangent to the circle. If he slides 8m, how far is he from the center of the rink?

21.54cm

500

Ignoring the different length in the two clock hands, at what two times will the clock have the best vertical line symmetry?

- 12:00

- 6:00



500

Points A(4, 4) and B(6, 1) are translated (x-8, y) to form a parallelogram. What is its area?

24 units2

500

Adam built this shed and wants to paint the whole thing, excluding the bottom. One can of paint covers 4m2. How many cans of paint does adam need to buy? 

SA = 60cm2


Cans of paint: 60/4 = 15


500

Find the values of x and y.



x = 95°

y = 55°

500

A rectangle is inscribed in a circle with radius 7 cm. The length of the rectangle is 12 cm. This is the width of the rectangle.

7.2cm

500

Diameter of 20 cm. What is the total length of chain needed to hang the suncatcher. 


43.6cm

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