Similar Triangles
Trigonometry
Special Trianlges
Area/Polygons
SA and V
100
If two triangles have 2 corresponding angles that are congruent then they are similar by:
What is AA~
100
It is what SOHCAHTOA stands for
What are sin=opp/hyp, cos=adj/hyp and tan=opp/adj
100
In a 30-60-90 triangle, it is the hypotenuse when the short leg is "x"
What is 2x
100
It is the area of a triangle with height of 10 ft and a base of 5 ft
What is 25 sq-ft
100
It is the number of times the volume of a cone will fill a cylinder if they have the same height and radius
What is 3
200
2/3 = 5/x Find x.
What is 7.5
200
Given triangle ABC, with sides a, b and c; it is the sine of angle A
What is a/c
200
It is what you multiple the legs by to get the hypotenuse in a 45-45-90 triangle
What is the square root of 2
200
It is the side length of a square with an area of 81 sq-ft
What is 9 ft
200
It is what the capital "B" stands for in surface area formulas
What is area of the base
300
When the scale factor is greater than 1, it is this type of dilation
What is an enlargement
300
Given triangle ABC, with sides a, b and c; it is the tan of angle B
What is b/a
300
In a 30-60-90 triangle, it is the length of the long leg when when the short leg is 6
What is 6*(sqrt 3)
300
It is the area of a 45 degree sector of a circle with a radius of 4 ft
What is 2*pi sq-ft or 6.28 sq-ft
300
It is the surface area of a cube with a side length of 3 ft
What is 54 sq-ft
400
2/3 = (x+3) / 3
What is -1
400
It is the measure of an angle in a right triangle whose opposite side is 20 and adjacent side is 30
What is 33.7 degrees
400
In a 45-45-90 triangle, it is a leg when the hypotenuse is 4
What is 4/(sqrt 2) or 2*(sqrt 2)
400
It is the area of a trapezoid with bases measuring 5 cm and 9 cm and a height of 10 cm.
What is 70 sq-cm
400
It is the volume of a sphere with a diameter of 4 inches
What is 32*pi/3 or 33.5 cu-in
500
2/3 = (x+3) / 12
What is 5
500
It is the length of the adjacent side of a 25 degree angle when the hypotenuse is 10.
What is 10 cos 25 or 9.06
500
In a 30-60-90 triangle, they are the lengths of the other sides when the hypotenuse is 20
What are 10 and 10*(sqrt 3)
500
It is the measure of an interior angle in a regular decagon.
What is 144 degrees
500
They are reasons why you would need to know about both surface area and volume in order to paint a building
What are SA: to calculate the amount of surface that needs to be covered in paint and V: to calculate the gallons of paint needed.
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