Answer:
Bird house is 20 ft. high.
Step-by-step explanation:
Let the height of the bird house is h feet high casts a shadow of 14 ft long.
My friend is 5 feet high and casts a shadow of 3.5 feet.
Now we see both the triangles Δ ABC and Δ XYZ are similar.
By the similar triangles theorem sides opposite to the corresponding angles will be in the same ratio.
(from similar triangles ABC and XYZ)
Therefore bird's house is 20 feet high.
Answer:
20 feet high
Step-by-step explanation:
Do the work
Answer:
7/6
Step-by-step explanation:
7/8 * 4/3
7/2 * 1/3
7/6
Answer:
When you divide a fraction, make the second number the reciprocal. Then multiply them.
So it is
3/4 = 4/3
7/8 * 4/3 = 28/24
28/24 is the answer
Answer:
First down payment is 25 % of purchase price
Second down payment is 45% of purchase price.
Step-by-step explanation:
Purchase price = $150,000
First down payment is $37,500
Percentage = 37500/150000
0.25 * 100 = 25%
Second down payment is $67,500
Percentage = 67500/150000
0.45 * 100 = 45%
Answer:
{(−1, 1), (−2, 2), (4, −4), (7, −7)}
The domain and range of the relation {(-1, 1), (-2, 2), (4, -4), (7, -7)} are {-1, -2, 4, 7} and {1, 2, -4, -7} respectively.
Not every relation is a function, but every function is a relation.
A function is a relation with clear boundaries.
When we say that something is well-defined, we mean that each element has been assigned a specific image.
The given set is,
{(-1, 1), (-2, 2), (4, -4), (7, -7)}
The domain of a set is the values of x,
Domain = {-1, -2, 4, 7}
The range of a set is the values of y,
Range = {1, 2, -4, -7}
The relation makes the function because for every value of x the sign of function y is negative,
The required function is,
y = -x.
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