Dominic spent 2 3/4 hours on art project. Rachel worked 1 1/3 times as long. How many hours did Rachel work for?
2 answers:
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Answer:
n = 60
Step-by-step explanation:
GIVEN DATA:
Total sum of consecutive number is 1800
sum of n number is given as
where n is positive number and belong to natural number i.e 1,2,3,4,...
from the data given we have
solving for n we get
[/tex]n^2 + n -3600 = 0[/tex]
n = 59.5, -60.5
therefore n = 60
Step-by-step explanation:
BC is the bisector of
From equations (1) & (2)
(Because sides opposite to equal angles are equal)
Hence Proved