The circumference of a circle is <span>πd
You know the circumference of the rim of the wheel is 48 inches so to find the diameter (d) you divide 48/3.14 which gives you 15.29 inches.
As the spoke goes from the center to its rim, it it is the radius, which is half of the diameter.
15.29/2 is B) 7.64 inches.</span>
ANSWER

EXPLANATION
The outermost square tile has side length,

The area of a square is given by;

We substitite the given expression for the side length into the formula to obtain,


We expand using the distributive property to obtain;

This gives us:


The last choice is correct.
Answer:Find out the expressions for the number of sweets sue and tony have now .
To proof
As given
Sue has 18 sweets. tony has 18 sweets.sue gives tony x sweets
thus
sue sweets = 18 - x
Tony sweets = 18 + x
As given
Sue then eats 5 sweets. Tony then eats half of his sweets
sue sweets becomes = 18 -5 -x
= 13 - x
Hence proved
Step-by-step explanation:
It would take them 1 hour and 30 min to get across, and 2 hours to cross back. In total it would take them 3 hours and 30 min to complete the trip.