64x2.40 = 153.6
64x1.90 = 121.6
add 153.6 to 121.6
275.2
13
Explanation: a^2 + b^2 = c^2
12^2 + 5^2 = c^2
144 + 25 = c^2
/169 = c
c = 13
Answer:
the radius is 7
Step-by-step explanation:
the full lenght is the circumference and a raduis is half of that, therefore 7
You take 130 divide by 2 to get 65 when its 1/3 full. Times 3 to 65 when its 3/3 full meaning full. 165 is your answer.