Answer:
= 403
Step-by-step explanation:
the sum to n terms of an arithmetic series is
= 
(a + l) ← a is the first term and l the last term
here a = - 5 and l = 67 , then
= 
(- 5 + 67) = 6.5 × 62 = 403
Answer:
1 17/24
Step-by-step explanation:
Answer:
Mean: 11.2
Median: 11
Mode: There is none
Step-by-step explanation:
mean -you add all the numbers and divide by the number of numbers
median- you arrange the data set by numerical value (increasing) and it is basically the "middle number" for example 1, 2, 3, (2 would be the "middle" number" )
mode- is the number that appears most often. in this scenario, all numbers appear the same amount of times (1) so there is no mode.
Answer:
vertical angles or opposite angles
Step-by-step explanation:
The answer is a. Because because congruent angles are equal. if they are equal and start at the center of a circle this means that they can only travel the same distance before hitting border of circle. this would make their arcs the same
