CIRCLES
What is the formula to find the CIRCUMFERENCE of a CIRCLE?
C = pi x d
C = pi x 2r
What is the perimeter of a square with a side length of 5cm?
20cm
How do you find the perimeter of a triangle?
*Find the sum of (add) the length of each side.
These angles add up to 90 degrees
Complementary
What is Shrek's best friends name?
Donkey
Find the exact circumference of a circle with a diameter of 10 inches
10pi
What is the area of a square with a side length of 5cm?
25cm2
How do you find the AREA of a triangle?
A = 1/2 bh
These angles add up to 180 degrees
Supplementary
What is Mrs. Medeiros's cat's name?
Garbage
What is the formula to find the AREA of a CIRCLE?
A = pi x r2
What is the formula to find the area of a rectangle?
A = L x W
What is the perimeter of an equilateral triangle with a base of 12cm?
P = 36cm
These angles are opposite each other when lines intersect and are equal.
Vertical
Who is the princess that loves archery and has red hair?
Merida
What is the exact area of a circle with a radius of 5 cm?
A = pi x 52
So, A = 25pi cm2
Which shape has 5 sides and 5 vertices?
Pentagon
What is the area of a right triangle with a base of 12cm and a height of 7cm?
A = 42cm2
These angles share a common side and vertex.
Adjacent
Finish the lyric!
"Hey diddle diddle,
the cat and the fiddle,
_____________ "
The cow jumped over the moon.
What is the exact area of a circle with a DIAMETER of 20 mm?
A = pi x r2
So, r = 20/2
A = 100pi mm2
How do you find the area of a trapezoid?
A = 1/2 h (b1 + b2)
A triangle has one angle measuring 42 degrees. Another angle measures 90 degrees. What is the measure of the third angle of this triangle?
48 degrees
Vertical angles are always _______ to each other.
Equal
Can two angles be adjacent AND linear?
Yes! If they are neighbors that add up to 180 degrees (AKA if they are adjacent and supplementary).