Anyone I need help at this dont type other things. Pls now I need the solution anyone.
1 answer:
Answer:
see explanation
Step-by-step explanation:
(a)
Since there are 360° in the complete pie chart the 40° represents
360° ÷ 40° = 9 parts of the chart
Since 40° represents 7 cars then there are a total of
9 × 7 = 63 cars in the car park
(b)
The circumference (C) of a circle is calculated as
C = πd ( d is the diameter )
Given C = 28 , then
πd = 28 ( divide both sides by π )
d =
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Answer:
The bird has to fly 7.5 m
Step-by-step explanation:
Please see diagram in attached image.
Notice that there is a right angle triangle that defines the situation, and you know two elements of such triangle;
1) one acute angle (), and
2) the side opposite to that angle.
What you need to find is the side adjacent to the angle, which is what the bird needs to fly horizontally to be above the fish. We named that "x".
The trig function that relates such triangle elements is the tangent:
which rounded to the nearest tenth is: 7.5 m
