Answer:
18u most likely
Step-by-step explanation:
the triangle is 6 units wide and half of it (the height) is 6. so 6 x 6 = 36 divided by 2 = 18u
Answer:
263.12 radians
Step-by-step explanation:
The length of the rear wheel is given by:

The distance traveled by the lawn tractor in 23 seconds is:

The angle through which a wheel rotates is given by:

The wheel rotates through a 263.12 radians angle.
Answer:
11
Explanation:
I prefer to get paid in cash but you can pay me the way you want ;)
Answer:

Step-by-step explanation:
Given

<em>See attachment for circle</em>
Required
Find 
From the attachment, we can see that:
is at the circumference
is in at the center
From cyclic theorems,
The relationship between ABC and ADC is:

Make ABC the subject

Substitute: 


2sqrt3/3, -2sqrt3/3
hope this helps