Sine, Cosine and Tangent
Similarity
Dilations / Quadtilatrals
Pythagorean Theorem and Special Right Triangles
Greenport Trivia
100
What is the phrase we use to help us remember our Trigonometric Ratios?
SohCahToa
100
What does it mean when two shapes are similar?
same Proportions, different sizes
100
What are the two things you need to describe a Dilation?
Scale Factor and Center
100
How do we write out Pythagorean Theorem?
a2+b2=c2
100
Greenport first settled in what year
1682
200
What does the C in Cah stand for?
Cosine
200
What are two of the three similarity Theorems
AA Theorem, SSS Theorem, SAS Theorem
200
I multiply to corresponding sides to help your pre-image become the image. What am I?
Scale Factor
200
What are the Two special right triangles we know about?
45-45-90 and 30-60-90
200
What two major industries was the town known for in the early days? Half point for each
Whaling and Shipbuilding
300
What ratio is equal to
(opp)/(adj)
Tangent (or Tan)
300
Corresponding angles in similar triangles are what?
Congruent
300
What do we draw to typically help us find the Center?
Connecting lines
300
What does x equal? (remember your units)
6 cm
300
What is the area of greenport (nearest to 0.5 square miles)
1.2 square miles
400
Which Trigonometric Ratio should I use to solve for Angle B?
Cosine (Cos)
400
Are these two triangles similar? How do you know?
yes, AA Theorem.
400
After a dilation of 3, (2,5) becomes what new point?
(6,15)
400
45-45-90 triangles are half of which shape?
Square
400
Price for a single ride on the Carousel
2.50
500
Solve for Angle A.
66.4 Degrees (or about 66)
500
Are these two triangles similar? How do you know?
yes, SAS theorem.
500
What's the scale factor between these two triangles?
2 or 1/2
500
30-60-90 Right Triangles are half of which shape?
Equilateral Triangles
500
Who is the mayor?
Kevin Stuessi