You should add the two bases and muliply them with the height and then divide with 2
(14+18)×10÷2=160
If the decimal is in the tenths then the denominator would be like 10. Ex: Decimal: 0.2 Fraction- 2/10. and the same with hundredths, thousandths, etc.
Part 1
1. 16-composite
2. 0- Neither
3. 29- prime
4. 33- composite
5. 47- prime
6. 51- composite
7. 64- Composite
8. 73- prime
9. 12- Composite
10. 24- Composite
11. 17- prime
12. 38- composite
The equation for this is quite simple. Take note x is the amount of shirts sold and 5.25 is the cost for each one to which they add a 75 setup fee.
So the equation will be
75+(5.25x)=
