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MATH SOLVE
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Find the dimensions of the rectangle with perimeter 64 inches that has maximum area, and then find the maximum area.
General
10 months ago
The ratio of the measures of the three angles in a triangle is 14:5:11. Find the measure of all the angles
General
10 months ago
The ratio of the measures of the sides of a triangle is 9:7:3 if the perimeter of the triangle is 266 inches, find the length of the shortest side
General
10 months ago
The length of a rectangle is increasing at a rate of 8 cm/s and its width is increasing at a rate of 6 cm/s. when the length is 13 cm and the width is 5 cm, how fast is the area of the rectangle increasing?
General
10 months ago
A Chemist has 100g of 25% acid solution. How much of these solution he needs to drain and replace with 70% acid solution to obtain 100g of 60% acid solution?
General
10 months ago
Let f(x) = -20x^2 + 14x + 12 and g(x) = 5x- 6. Find f/g and state its domain
General
10 months ago
please help, thank you! - Redwood National Park in California has an area of 112,512 acres. Voyageurs National Park in Minnesota has an area of 218,200 acres. What is the area of the two national parks altogether?Jesse solved this problem. He said the area was 330,712 acres.Which statement is correct? A.Jesse is incorrect. The answer is 105,688 acres. B.Jesse is correct. C.Jesse is incorrect. The answer is 320,712 acres. D.Jesse is incorrect. The answer is 106,312 acres.
General
10 months ago
will give 50 points and brainless Andrew makes $6 an hour plus $9 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.Part A: Create an equation that shows the amount of wages earned, W, for working x hours in a week when there is no overtime. (3 points)Part B: Create an equation that shows the amount of wages earned, S, for working y hours of overtime. Hint: Remember to include in the equation the amount earned from working 40 hours. (3 points)Part C: Andrew earned $330 in 1 week. How many hours (regular plus overtime) did he work? Show your work. (4 points)
General
10 months ago
On Monday, a company stock closed at a price of $30.80 per share. On Tuesday, it increased by $1.20 per share. On Wednesday, it fell by 6.25%. On Thursday, it fell by another 4%, and on Friday, it increased by 2.5%. What is the net change in the stock price from Monday to Friday?
General
10 months ago
Calculate the area of the regular pentagon below: 686.84 square inches 732.34 square inches 858.55 square inches 1717.1 square inches
General
10 months ago
WILL GIVE BRAINLIEST, 5 STARS, AND THANK YOU TO ANYONE WHO HELPS!1. Given the two=column proof. Given: x/6+2=15Prove: x=78x/6+2=15 a.__________x/6=13 b.__________x=78 c.__________2. Complete the two-column proof. Given: m angle RST=5x degrees and m angle UVW=7x degreesangle RST and angle UVW are supplementary Prove: x=15 Statements: m angle RST=5x degrees and m angle UVW=7x degrees angle RST and angle UVW are supplementary m angle RST+m angle UVW =1805x+7x=18012x-180x=15 Reasons: given definition of supplementary angles a._________b._________c.__________Can someone please help with these two problems?
General
10 months ago
The coordinates below are the three vertices of a rectangle. Identify the fourth coordinate and the area of the rectangle. (2, 7), 28 units squared (2, 7), 45 units squared (7, 2), 28 units squared (7, 2), 45 units squared
General
10 months ago
The median age for a first marriage in the United States for women was 25.9 in 2009 and 26.1 in 2010. Use an exponential model to predict the median age for women in 2019, where x is the number of years since 2009.
General
10 months ago
A machine used to fill gallon-sized paint cans is regulated so that the amount of paint dispensed has a mean of 137 ounces and a standard deviation of 0.30 ounces. You randomly select 45 cans and carefully measure the contents. The sample mean of the cans is 136.9 ounces. Does the machine need to be reset? Explain your reasoning.
General
10 months ago
A 12-inch candle begins to burn at a constant rate. The function that models the height, h, in inches of the candle after t minutes is given by this equation. Enter your answers in the boxes.*I have no idea solve this so it would be helpful if someone shows me step by step, thanks!
General
10 months ago
The table below shows the distance d(t) in meters that an object travels in t seconds:t (seconds): 1, 2, 3, 4d(t)(meters): 15, 60, 135, 240What is the average rate of change of d(t) between 2 seconds and 4 seconds, and what does it represent?A. 50 m/s; it represents the average speed of the object between 2 seconds and 4 secondsB. 90 m/s; it represents the average speed of the object between 2 seconds and 4 secondsC. 90 m/s; it represents the average distance traveled by the object between 2 seconds and 4 secondsD. 50 m/s; it represents the average distance traveled by the object between 2 seconds and 6 seconds
General
10 months ago
A polynomial function has a root of 0 with multiplicity 1, and a root of 2 with multiplicity 4. If the function has a negative leading coefficient, and is of odd degree, which of the following are true? A. The function is positive on (-infinity, 0) B. the function is negative on (0, 2) C. the function is negative on (2, infinity) D. the function is positive on (o, infinity)
General
10 months ago
A ramp that is being constructed must be 42 inches long and reach a ledge that is 21 inches tall. Which inverse trigonometric ratio could be used to find m∠B?
General
10 months ago
AD , BD, and CD are angle bisectors of the vertex angles of △ ABC. AG=5 meters and AD=13 meters.What is DF?Enter your answer in the box.
General
10 months ago
PLEASE HELP!:)The coordinates of the vertices of a polygon are (−5, 1) , (−1, 3) , (2, 3) , (2, −2) , and (−3, −1) .What is the perimeter of the polygon?Enter your answer as a decimal, rounded to the nearest tenth of a unit, in the box. units
General
10 months ago
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