Answer:
Option B
Step-by-step explanation:
By using geometric mean theorem in the given right angle triangle RST,



ST² = 10.2 × 14.3
ST = 
ST = 12.077
ST ≈ 12.1
Therefore, Option B will be the correct option.
Answer:153.94
Step-by-step explanation:circumference is πr^2
π × 49 = 153.93804
Nearest hundredth count two digits after the decimal(to make an hundredth), then round off with the third number
Answer:
Step-by-step explanation:
Every week is just 10 more miles
Answer:
(x+9)(x-3)
Step-by-step explanation:
Find the number that multiplies to make -27 and adds to make 6. In this case it is 9 and -3. Use these numbers to factorise.