04/28/22

The surface areas of two similar solids are 144yd^2 and 400yd^2. The volume of the larger solid is 1795yd^3. What is the volume os the smaller solid?
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04/28/22

Surface area and cubes

A triangular prism is 8 feet long and has a triangular face with a base of 6 feet and a height of 4 feet. The other two sides of the triangle are each 5 feet. What is the surface area of the... more
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04/28/22

Conclusion about parking situation of Minnesota vikings games?
The first 100 people go to a Minnesota Vikings game and of the 60,000 who attended game are given a survey asking them to evaluate the parking situation at the game is this a valid survey to reach... more
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04/28/22

The magnitude and direction of two forces acting on an object are 50 pounds, S55°E, and 110 pounds, N68°E, respectively.

Find the magnitude, to the nearest hundredth of a pound, and the direction angle, to the nearest tenth of a degree, of the resultant force. And find the direction angle in degrees.
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04/28/22

The magnitude and direction of two forces acting on an object are 50 pounds, S55°E, and 110 pounds, N68°E, respectively.

Find the magnitude, to the nearest hundredth of a pound, and the direction angle, to the nearest tenth of a degree, of the resultant force. And find the direction angle in degrees.
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04/28/22

Given that sin α = −3/5 , where α is in the fourth quadrant, and cos β = −12/13 , where β is in the third quadrant, find
sin(α + β) and sin(α - β)
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04/28/22

Given that sin α = −3/5 , where α is in the fourth quadrant, and cos β = −12/13 , where β is in the third quadrant, find the quadrant containing α + β.
Please explain it with solutions so I can understand.
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04/28/22

Given that sin α = −3/5 , where α is in the fourth quadrant, and cos β = −12/13 , where β is in the third quadrant, find sin(α - β).
Please explain it with solutions so I can understand.
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04/28/22

Given that sin α = −3/5 , where α is in the fourth quadrant, and cos β = −12/13 , where β is in the third quadrant, find sin(α + β).
Please explain it with solutions so I can understand.
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04/28/22

A man standing near a radio station antenna observes that the angle of elevation to the top of the antenna is A = 67°. (Rest of question is in description box)
He then walks s = 100 feet further away and observes that the angle of elevation to the top of the antenna is B = 45° . Find the height of the antenna to the nearest foot. (Hint: Find x first.)
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04/28/22

An element with mass 780 grams decays by 17.1% per minute. How much of the element is remaining after 19 minutes, to the nearest 10th of a gram?
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04/28/22

precalc homework
A triangular parcel of land has sides of lengths 680 feet, 620 feet and 186 feet.a) What is the area of the parcel of land? Round your answer to 2 decimal places Area =   b) If the land is valued... more
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04/28/22

Given the function f(x)=4x^2-6, what is the value of f(-3)
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04/28/22

precalc homework
A triangular field has sides of lengths 26, 55, 57 mi.Enter your answer as a number; answer should be accurate to 2 decimal places.Find the largest angle in degrees:
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04/28/22

more precalc homework
A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10 degrees to the right of her original course, and flies 2 h in the new direction. If she maintains a... more
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04/28/22

precalc homework
A parallelogram has sides of lengths 2 and 9, and one angle is 46°.What is the length of the smaller diagonal?length = unitsWhat is the length of the longer diagonal?length = units
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04/28/22

precalc homework

Prove the following identity: sin(2t)/cos(2t)−1= 1/−tan(t)sin(2t)/ cos(2t)−1 =
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04/28/22

in the contract

In contract negotiations, between a local govenment agency and its works, it is estimated that there is a 50% chance that an agreement will be reached on the salaries of the workers. It is... more
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04/27/22

please help its precalc homework
A parallelogram has sides of lengths 7 and 8, and one angle is 43°.What is the length of the smaller diagonal?length =  unitsWhat is the length of the longer diagonal?length =  units
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04/27/22

PLEASE HELP ASAP ITS PRECALC!
A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10 degrees to the right of her original course, and flies 2 h in the new direction. If she maintains a... more
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04/27/22

Kathryn rides her bicycle for 4 hours and is 10 miles from her house. After riding for 12 hours, she is 26 miles away. What is Kathryn's average rate during her trip? miles per hour
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04/27/22

Math Algebraic equation

Ava wants to save up money to buy an Ipad. She saves $20 each week. Write an equation that represents the relationship between the total amount of money Ava saves and the amount of weeks she saves... more
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04/27/22

Assuming annual interest rates of 3.6%
Assuming annual interest rates of 3.6% a) find the present value of a £700,000 payment you would receive in 7 years’ time. b) find the future value in 7 years’ time of £50,000 received now. Round... more
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04/27/22

Convert to rectangular coordinates. Use exact values.
(7,3𝜋/2)
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04/27/22

Convert to rectangular coordinates. Use exact values.
(43,− 𝜋/3)
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