Answer:
Step-by-step explanation:
By inscribed angle theorem:

Answer:
Step-by-step explanation:
look this solution
Answer:
The constant of proportionality is 3.
Step-by-step explanation:
6/2 is 3 and so on.
Correct me if I'm wrong
Answer:
84,375 m^2
Step-by-step explanation:
We need to find the surface area of the pyramid. The pyramid can be divided into 4 triangles and one square (the bottom).
Area of a triangle is 1/2*b*h where b is the base of the triangle and h is the height.
Area of a square is length times width.
Total area = 
answer is C
He made an error in Step 3. He should have subtracted 2 from both sides.