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MATH SOLVE
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Ryan is conducting an observational study on human behavior in different environments. Which of these sample sizes will probably help him arrive at the most accurate conclusion?
General
5 months ago
A rectangular garden has length twice as great as its width. A second rectangular garden has the same width as the first garden and length that is 4 meters greater than the length of the first garden. The second garden has area of 70 square meters. What is the width of the two gardens? Enter your answer in the box.
General
5 months ago
Sketch the following to help answer the question. Kite WXYZ has a short diagonal of XZ and a long diagonal of WY. The diagonals intersect at point V. The length of XZ = 8 cm, and the measure of ∠XYV is 30 degrees. Find the length of segment VY.
General
5 months ago
what is the graph of one cycle of a cosine curve with amplitude 2 period 2pi and a< 0
General
5 months ago
. A manufacturer states that a new box of crackers has 40% more crackers than their regular box, which contains 50 crackers. How many crackers are in the new box of crackers?
General
5 months ago
What is the average rate of change for this quadratic function for the interval from x=1 to x=3?
General
5 months ago
the system ax+by=c has the solution (2,-3), where dx+ey=f a, b, c, d, e, and f are non-zero real numbers. select all the systems of equations with the same solution
General
5 months ago
What is the value of the expression when a=5, b=4 and c=6? 4a/2b-c A.9 B.2 C.10 D.5
General
5 months ago
Find the distance between the two points.(−4, 7), (4, 0)
General
5 months ago
In 1992, Jason bought a gallon of gas for $1.25. Yesterday, he brought a gallon of gas for $2.25. What is the percentage increase of the price of a gallon of gas for $2.25. What is the percentage increase of the price of a gallon of gas from 1992 to yesterday ? If necessary round to the nearest tenth of a percent.
General
5 months ago
The coordinates (5, 2) and (–6, 2) are vertices of a hexagon. Explain how to find the length of the segment formed by these endpoints. How long is the segment?
General
5 months ago
A spherical balloon is inflated until its diameter is 24 in. Air is then released from the balloon until its diameter is 18 in. Approximately many cubic inches of air were released from the balloon?formula: V =4π(r^3)/3 **make sure you use the radius and not the diameter**
General
5 months ago
The table shows different geologic time periods: Period Number of Years Ago Jurassic 2.08 ⋅ 108 Silurian 4.38 ⋅ 108 Tertiary 6.64 ⋅ 107 Triassic 2.45 ⋅ 108Order the time periods from oldest to youngest. (4 points) 1. Tertiary, Jurassic, Triassic, Silurian 2.Jurassic, Triassic, Silurian, Tertiary 3.Silurian, Triassic, Jurassic, Tertiary 4.Triassic, Silurian, Jurassic, Tertiary
General
5 months ago
Joel is looking at costs for using a gym. He could pay $50 per month for unlimited use or he could pay $12 per month plus $4 per visit. How many visits would he have to make each month to make the $50 per month unlimited use option the cheapest one?
General
5 months ago
Which equation represents a line which is parallel to the line x-8y=48 x−8y=48?
General
5 months ago
Polygon ABCD is rotated 90º counterclockwise about the origin to create polygon A′B′C′D′. Match each set of coordinates to the vertices of polygon A′B′C′D′. Tiles A′ (-1, 3) B′ (-2, 2) C′ (-2, 1) D′ (-1, 1) <----> <----> <----> <---->
General
5 months ago
What is the lateral area of this regular octagonal pyramid?(PICTURE ONE)114.8 cm²162.4 cm²229.7 cm²281.3 cm²2.What is the slant height x of the square pyramid?(PICTURE 2)The figure shows a square pyramid. The slant height is shown as a dashed line perpendicular to the base edge and is labeled as x. The length of the lateral edge is 8 meters. The lateral edge makes a 60 degree angle with the base edgeExpress your answer in radical form.3.What is the surface area of this square pyramid? (pICTURE 3)Round your answer to the nearest tenth, if necessary.43.8 yd²66.6 yd²105 yd²171.6 yd²
General
5 months ago
Fossils are remains of organisms found in sedimentary rock. These remains are found in thousands of rock layers around the world and provide evidence for Earth's long history of changing lifeforms. Rock layers that formed more recently A. contain fossils of animals only. B. contain fossils of plants only. C. contain fossils that resemble existing species less closely than do fossils found in older rock layers. D. contain fossils that resemble existing species more closely than do fossils found in older rock layers.
General
5 months ago
I need help ASAP. I don't understand how to solve this 3. Your fixed expenses are $1,500.45/month. Your emergency fund has 4 month’s worth of coverage. You invest half in a savings account with an interest rate of 3.15% APR and the other half in a 45 day CD with an interest rate of 4.65% APR. How much is your total interest in 45 days?4. If you had invested only 1 month’s worth of the emergency fund in the saving account at a 3.15% APR and the remainder in the 45 day CD at a 4.65% APR, what is the difference in the interest earned in 45 days when compared with question #3?
General
5 months ago
The stadium incurs a number of costs to accommodate fans. If the stadium pays $14,000 for labor, $45,000 for leasing parking space, and $57,000 to provide busing to and from the parking areas, what are the percentage costs for labor, leasing, and busing as a percentage of total costs? (Round to the nearest percent.)
General
5 months ago
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