Measurement
What is the circumference of a basketball hoop’s rim that is 9 inches in diameter?
28.26 inches
What is the highest number of degrees that an angle can have?
360
Counter Example
Examples that show the conjecture is false
The right triangle drawn on the road sign is 10 inches high. If the base of the right triangle is 5 inches, what is the area of the right triangle formed in the sign?
25 sq.in
What is the measurement of a complementary angle and a supplementary angle?
Complementary:90 degrees
Supplementary:180 degrees
Formal proof
Is facts
The planet Mercury has a diameter of 4,878 km whereas the Moon has a radius of 1736.5 km. Which object is larger and why?
The planet Mercury is larger because its radius is 2,439 km.
A bisector divides a angle into....
Equal halves
Informal proof
It needs to be proven based on examples