Answer:
Kelly is 20
Her sister is 14
Step-by-step explanation:
34 ÷ 2 = 17 (average)
17 + 3 = <u>20</u>
17 - 3 = <u>14</u>
12
Use pythag to solve.
x^2+5^2=13^2
x=12
.......................
just subtrade $2.60 by 34.
Step-by-step blablab;lablablablablabla
D) exponents are in decreasing order
432 ft^2
