Answer:
The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown".
Answer:
112degrees
Step-by-step explanation:
Alternate angles form a 'Z' shape and are sometimes called 'Z angles'. a and b are adjacent angles. Adjacent angles add up to 180 degrees. ... These add up to 180 degrees (e and c are also interior).
Answer:
SA =588 m^2
Step-by-step explanation:
SA = 4 pi r^2
R = 7 and pi =3
SA = 4*3 * 7^2
SA =588 m^2
Answer:
2441 and 2437
Step-by-step explanation:
The two whole numbers are
2441 and 2437
When added, gives 4878
Using the formula for the future value of an annuity: FV = P x (1 + rate)^time - 1 / rate)
1st account:
15,000 x (1 + 0.05)^10 - 1 /0.05) = $188,668.39
2nd account:
15,000 x (1 + 0.10)^10 - 1 /0.10) = $239,061.37