Answer:
38.48 inches
Step-by-step explanation:
A = πr²
r = d/2
r = 3.5
A = π(3.5)²
A = 12.25π ≈ 38.48
Hello there!
f(x)=x
f(x) is also known as y
x is 3, which means the x value on the right is 3
Answer: f(3)=3
Answer:
SAS theorem
Step-by-step explanation:
If
and m∠ECD = m∠BCA, then the triangles are similar by the SAS theorem.

So,
and m∠ECD = m∠BCA because vertical angles are congruent
Therefore ΔECD is similar to ΔBCA by SAS theorem