Make a proportion
6/18 = 10/z
Cross multiply
180 = 6z
180/6 = z
Z = 30
Answer:
2
Step-by-step explanation:
Take the absolute value of the lowest y value.
So

Take the absolute value of highest y value.

Add those two together and divide by two.

So the amplitude is 2
Answer:
its between c or b
Step-by-step explanation:
I've done this test before
Answer: The answer is 5.6d+ 2.1
Step-by-step explanation:
Add then subtract then add then multiply then subtract then divide.
Answer:
1453 cm²
Step-by-step explanation:
The area of a regular polygon is given in terms of its perimeter and apothem by ...
A = (1/2)Pa
A = (1/2)(145.3 cm)(20 cm) = 1453 cm²
The area of the pentagon is 1453 square centimeters.