Answer:
C
Step-by-step explanation:
The secant- secant angle ACE is half the difference of the measures of the intercepted arcs, that is
∠ ACE =
(AE - BD ) =
(104 - 46)° =
× 58° = 29° → C
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The sum of the first n natural numbers and 0=
n*(n+1)/2
Answer:
its D
Step-by-step explanation:
The sum of 15 and r.
Sum is the term used in verbal addition problems.
This is an expression therefore, you do not state what it equals. We no this because there is no equals sign.