An animal shelter spends $3.50 per day to care for each cat and $5.50 per day to care for each dog. London noticed that the shel
ter spent $58.50 caring for cats and dogs on Wednesday. London found a record showing that there were a total of 15 cats and dogs on Wednesday. How many cats were at the shelter on Wednesday?
1 answer:
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Answer:
x = 16
Step-by-step explanation:
Δ AED and Δ ACB are similar thus the ratios of corresponding sides are equal, that is
=
, substitute values
=
( cross- multiply )
11x = 8(6 + x) ← distribute
11x = 48 + 8x ( subtract 8x from both sides )
3x = 48 ( divide both sides by 3 )
x = 16
Answer:
C. 40π cm²
Explanation:
• The central angle of the sector = 225 degrees
,• The radius of the sector = 8cm
For a sector of radius r and central angle θ, we calculate the area using the formula below:
Substituting the given values, we have:
The area of the sector is 40π cm².