I need help the time is limited pls what’s the answer

a) centre angles are double the circumference

b) 60 degrees

c) 120 degrees

Step-by-step explanation:

for c) the opposite angles in a cyclic quadraleteral add to 180 so take 60 from 180 to get 120

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.

hope this : )