05/26/21

The volume of a sphere is 62,500 ft³. What is the surface area of this sphere in square units?
Round your answer to the nearest hundredth as necessary.
Follows • 1
Expert Answers •1

05/26/21

A large, spherical-shaped balloon is used by a car lot to advertise the current car loan interest rate. The surface area of the balloon is 254.47 ft². What is the volume of this sphere in cubic units?
Round your answer to the nearest hundredth.
Follows • 1
Expert Answers •1

05/26/21

A sphere has a radius of 2.5 inches. What is the volume of this solid in cubic units?
Keep your answer in terms of PI.
Follows • 1
Expert Answers •1

05/25/21

The volume of two spheres are in a ratio of 1:8. what is the ratio of their radii?
Follows • 1
Expert Answers •1

05/25/21

CFED is a rectangle. If m<CFD =12x and m<DFE=6x whats the value of x?

Follows • 1
Expert Answers •1

05/25/21

How can I solve this problem and what strategy do I use?
A telephone company engineer needs to install phone lines for a political convention meeting. Private lines are to connect 5 committee chairpersons’ desks with each other. How many lines will need... more
Follows • 1
Expert Answers •2

05/25/21

how to find the equation of the tangent line?
y = cos2 x when x = π/3it also lets me know to use the radian measurethis is what i did so far:y ' = -sin (2x)= -sin (2 (π/3))= -0.0365 is the slope
Follows • 1
Expert Answers •1

05/25/21

A rectangle is 5 inches longer than it is wide. Find the dimensions of the rectangle if its area is 266 sq-inches.
what is the length what is the width
Follows • 1
Expert Answers •2

05/25/21

boat travels 21 miles east from a lighthouse then changes direction traveling 22° south of west for 9 miles. How far is the ship from the lighthouse?
Follows • 1
Expert Answers •1

05/25/21

The doubling period of a bacterial population is 20 minutes. At time t = 90 minutes, the bacterial population was 90000. What was the initial population at time t = 0 ?

Follows • 1
Expert Answers •1

05/25/21

If a and B are angles lying in the 2nd quadrant such that cos a = -2/3 and csc B = 2, find sin(a + B) and tan(a + B).
Also, what quadrant does (a+b) lie in?
Follows • 1
Expert Answers •1

05/25/21

Trigonometry story problem help?
A parasail is towing a person behind a boat. A taut rope is attached to a point 4 feet above water and is 120 feet in length. What is the parasailer's height above the water if the angle of... more
Follows • 1
Expert Answers •1

05/25/21

The mean quiz score for 8 students is 50 . The scores for 7 of the 8 students are shown below. What is the score for the remaining student?
3 people are on 20. 1 pearson is on 30. 3 people are on 80
Follows • 1
Expert Answers •1

05/25/21

A boat travels 26 miles east from a lighthouse then changes direction traveling 15° south of west for 13 miles. How far is the ship from the lighthouse?
Follows • 1
Expert Answers •1

05/25/21

what is the answer
A square playground has sides that each measure 120 feet in length.On a scale drawing, 1/4 inch represents 5 feet on the playground. How long is a side of this playground on the scale drawing?a 6... more
Follows • 1
Expert Answers •2

05/25/21

what is the answer
A regular hexagon is formed from 6 equilateral triangles.If each triangle has perimeter 12, then the perimeter of the hexagon is
Follows • 1
Expert Answers •2

05/25/21

what is the number between
√17 ia a number betweena 1 and 2b 2 and 3c 3 and 4d 4 and 5e 5 and 6
Follows • 1
Expert Answers •2

05/25/21

A 3m ladder is leaning against a vertical wall. If it reaches 2.3m up the wall, what angle does it make with the ground?
Follows • 1
Expert Answers •2

05/25/21

A line is parallel to y=4x+1 and intersects the point (-2, -5). What is the equation of this parallel line?
Follows • 1
Expert Answers •2

05/25/21

A rectangle has a a perimeter of 68 ft. The length and width are scaled by a factor 1.5. The perimeter of the resulting rectangle is ___ ft.
Follows • 1
Expert Answers •1

05/25/21

Volume of an Ice Cream Cone
What is the volume of a cone with hemisphere (half sphere) attached with radius 39ft and total height 81ft?
Follows • 1
Expert Answers •1

05/24/21

What is the equation of the line that passes through the point (3,4) and has a slope of -2/3 ?
Follows • 2
Expert Answers •3

05/24/21

In ΔQRS, the measure of ∠S=90°, SQ = 81 feet, and RS = 51 feet. Find the measure of ∠R to the nearest tenth of a degree.
Follows • 1
Expert Answers •1

05/24/21

precalculus math

Solve 3sin(4x)=2 for the two smallest positive solutions A and B, with A < B A =   B =   Give your answers accurate to at least two decimal places.
Follows • 1
Expert Answers •2

05/24/21

Determine the exact value of sin(x+y) and cot(x-y) knowing tan x =-5/12, sec y =-61/11 and x and y belong in quadrant 2
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.