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kirill115 [55]
2 years ago
15

A farmer sells corn that he grows in a square field. Each side of the field is 40 meters long , and he plans to extend the side

lengths by 3 meters each year so he can plant more corn. How can the farmer use this information to calculate the area of the field, A, A after t years?
Mathematics
2 answers:
strojnjashka [21]2 years ago
6 0
3t+40=A

he starts with 40, so you add that to 3 t (3 meters every year-t)
pickupchik [31]2 years ago
5 0
The answer is (3 +40)(3t+40)=A
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Major arc CBD measures 300°Which is the radian measure of its corresponding central angle?
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This question is not complete.

Complete Question

Major arc CBD measures 300°. Which is the radian measure of its corresponding central angle?

a)4pi/3 radians

b) 5pi/6 radians

c) 5pi/3 radians

d) 11pi/6 radians

Answer:

c) 5pi/3 radians = 5π/3 radians

Step-by-step explanation:

The corresponding central angle can be defined as the angle that is formed when there is a joining together of two radii at the center of the circle.

The circumference of a circle is given as

360° = 2πr

The major arc CBD is 300°

Therefore,

360° = 2πr , radius is not given hence , 360° = 2π

300° = Y (Unknown)

Cross multiply

360Y= (300× 2π)

Y = 600π ÷ 360

Y = (5π÷ 3) radians

Y = 5π/3 radians

Hence the radian measure for the corresponding angle is = 5π/3 radians

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Answer:

Step-by-step explanation:

Let x be the number of students that like both algebra and geometry. Then:

1. 45-x is the number of students that like only algebra;

2. 53-x is the number of students that like only geometry.

You know that 6 students do not like any subject at all and there are 75 students in total.

If you add the number of students that like both subjects, the number of students that like only one subject and the number of students that do not like any subject, you get 75.

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Solve this equation:

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