Vocabulary/Terms
Perfect Squares
Triangles
Important Values
Formulas
100
Define Area.
The 2D space within a closed figure/shape.
100
Find sqrt(9)
-3 or 3
100
This type of triangle has NO equal sides or angles...
a) Equilateral
b) Isosceles
c) Scalene
c) Scalene.
100
A circle is how many degrees?
360°
100
What shape are these formulas for?
Perimeter = 2l+2w or 2(l+w)
Area = l times w
Rectangle!
200
Define Perimeter.
The distance around the edge of a shape.
200
Find sqrt(36
-6 or 6
200
This type of triangle has TWO equal sides and TWO equal angles...
a) Isosceles
b) Scalene
c) Equilateral
Isosceles.
200
A right angle is how many degrees?
90°
200
What shape are these formulas for?
Perimeter= 4s
Area= s^2
Square!
300
Define Volume.
The amount of 3D space an object/shape takes up.
300
Find sqrt(144)
-12 or 12
300
This type of triangle has ALL equal sides AND angles...
a) Scalene
b) Equilateral
c) Isosceles
Equilateral.
300
A line is how many degrees?
180°
300
What shape are these formulas for?
Perimeter = a+b+c
Area = 1/2(btimesh)
Triangle!
400
Define Circumference.
The distance around the edge of a CIRCLE (perimeter of a circle specifically).
400
Find (-13)^2
169
400
What kind of triangle is this?
Right Triangle: One angle is equal to 90°
400
Every angle in a triangle MUST add up to how many degrees?
180°
400
What shape are these formulas for?
Circumference = 2pir
Area = pir^2
Circle!
500
Define Diameter.
The measurement across the circle connecting one edge to the other, passing through the center.
500
Find 4^2+6^2
52
500
What kind of triangle is this?
Acute Triangle: All angles are less than 90°
500
What is the value of Pi ( pi )? (Must include first three digits, bonus points for every extra digit)
3.14159265359
500
What is the Pythagorean Theorem?
a^2+b^2=c^2
600
Define Radius.
A line segment going from the center of a circle to the circle's edge.
600
Find 11^2-8^2+10
67
600
What kind of triangle is this?
Obtuse Triangle: One angle is greater than 90°
600
What are these examples of?
1). 45°, 45°, 90°
2). 30°, 60°, 90°
3). 3, 4, 5
4). 5, 12, 13
Special Right Triangles!!
600
What shape are these formulas for?
Surface Area = 4pir^2
Volume = 4/3pir^3
Sphere!