Answer:
4.5cm^2
Step-by-step explanation:
To find area of a triangle the formula is --> 1/2 base times height
so 3cm x 3cm = 9cm and divide by 2 --> 4.5 cm^2
If your graph is a COS or SIN graph :

a is the Amplitude
and period is:

If your graph is a TAN graph :

A TAN graph has no amplitude as it has no Maximum or Minimum value.
To find period :
Answer:

Step-by-step explanation:
Given radius
and arc length
.


Answer: 18:6
Step-by-step explanation:
Answer:
Step-by-step explanation: you brine is smart use it