You know if something is a function or not because the X will never be used twice in a set. If it is, then it's not a function.
A. Uses -1 twice
B. Uses Nothing twice (good)
C. Uses 0 twice
D. Uses 0 twice
B is your answer
Answer:
4
Step-by-step explanation:
18/4.5=4
Answer:
28.27cm²
Step-by-step explanation:
formula:
A=πr²
d = 2r
Solving for A
A=1/4π d² = 1/4 · π · 6² ≈ 28.27433cm²
rounded: 28.27cm²
hope this helped!
The area of the triangle is 14.625.... in order to find the area of a triangle just use this formula b×h÷2
