∠C and ∠D are vertical angles with m∠C=−2x+90 and m∠D=x−30 . What is m∠D ? Question solved general 10 months ago 4542
Use the scale factor to find the area of the enlarged figure. Explain your steps. Question solved general 10 months ago 3254
Roger sells fire trucks and dolls to a toy store. He sells each fire truck for $15 and each doll for $10. Roger wants to sell at least 25 toys and needs to earn at least $300 to cover his costs. If each fire truck takes 50 minutes to make and each doll takes 45 minutes to make, how many fire trucks and dolls should Roger make to minimize the time spent making the toys. Question solved general 10 months ago 4537
Defined as bounded by two distinct end points that contain every point on the line between its end points.A) circle EliminateB) line segment C) parallel lines D) perpendicular lines If you rotate a right triangle, what feature of the triangle changes?A) leg lengths B) angle measures C) length of hypotenuse D) position of the triangleWhich transformation will be equivalent to rotating a figure 180° counterclockwise?A) reflecting over the line y = x. B) reflecting over the line y = -x. C) reflecting over the x-axis and the y-axis. D) translating left 3 units and down 5 units. Question solved general 10 months ago 8472
Mike wants to rent a car for his vacation. The rental costs $125 a week plus $.15 a mile. How far can mike travel in a week if he wants to spend at the most $200? Question solved general 10 months ago 1460
Help pleaseMatch each point with one of the following rational number:A=-5/16,B=-9/16,C=-0.7,D=-0.4A=-0.4,B=-0.7,C=-5/16,D=9/16A=9/16,B=-5/16,C=-0.4,D=-0.7A=-0.7,B=-9/16,C=-0.4,D=-5/16 Question solved general 10 months ago 1006
The force of gravity on an object varies directly with its mass. The constant of variation due to gravity is 32.2 feet per second squared. Which equation represents F, the force on an object due to gravity according to m, the object’s mass?F = 16.1mF = F = 32.2mF = Question solved general 10 months ago 7715
The temperatures recorded in Arizona for the first 8 days of May are 106, 102, 100, 98, 99, 101, 100, and 101 degrees Fahrenheit. Veronica wants to know how much, on average, the temperatures vary from the mean temperature. She has to first find the __(mean,median.mode)____and then find the _(Inquartile range,mean absoulte deviation,range)_____ . Question solved general 10 months ago 7053
Which story problem could be solved using the given equation?13×78=mThe city park has an area of 78 square kilometer. The width of the park is 13 kilometer. What is the length of the park?Kai has a rope that is 78 meter long. Kai cuts off a piece that is 13 meters long. How long, in meters, is the piece of rope after he cuts it?Bo is carrying a bag of topsoil that is 78 full. He drops the bag and 13 of the soil pours out onto the ground. How much of the bag of soil poured onto the ground?Julia has a bucket that contains 78 gallon of water. She wants to pour the water to fill some dog bowls. Each bowl holds 13 gallon of liquid. How many dog bowls can Julia fill with water? Question solved general 10 months ago 9072
What is the reason for each step in the solution of the equation?2x−1=4(x+1)Drag and drop the reasons into the boxes to correctly complete the table2x-1=4(x+1)2x-1=4x+42x=4x+5−2x=5x=-5/2Distributive Property Multiplication or Division Property of Equality Commutative Property GivenAddition or Subtraction Property of Equality Question solved general 10 months ago 7982
Shelby’s printer had 500 sheets of paper in it. After Monday, there were 466 sheets of paper. After Tuesday, there were 432 sheets of paper. After Wednesday, there were 398 sheets of paper. If this pattern continues, how many sheets of paper will be left after Friday? Question solved general 10 months ago 9781
An electrician earns $110 after his first hour of working for a client. His total pay based on the number of hours worked can be represented using the sequence shown.110, 130, 150, 170, ...Which recursive formula can be used to determine the total amount of money earned for each successive hour worked based on the amount of money currently earned? Question solved general 10 months ago 8281
Maryann is testing the effectiveness of a new acne medication. There are 100 people with acne in the study. Fifty-five patients received the acne medication, and 45 other patients did not receive treatment. Thirty of the patients who received the medication reported clearer skin at the end of the study. Twenty-two of the patients who did not receive medication reported clearer skin at the end of the study. What is the probability that a patient chosen at random from this study took the medication, given that they reported clearer skin? Question solved general 10 months ago 4593
Omar recorded the number of hours he worked each week for a year. Below is a random sample that he took from his data. 13, 17, 9, 21 What is the standard deviation for the data? Question solved general 10 months ago 3121
john has $305, and he is spending $3 each day. which algebraic expression describes this situation, where d represents the number of days? Question solved general 10 months ago 8729
A science fair poster is a rectangle 4 feet long and 3 feet wide. What is the area of the poster in square inches? Question solved general 10 months ago 4910
Angles of a quadrilateral are 140, 80, 60 and 80, what shape is it? A - kiteB - parallelogramC - rhombusD - trapizium Question solved general 10 months ago 1494
Sandra is showing her work in simplifying (3.3 − 4.2) − 2.8 + 5.7. Identify any error in her work or reasoning. Step 1: (3.3 − 4.2) − 2.8 + 5.7 Step 2: 3.3 + (− 4.2 − 2.8) + 5.7 (distributive property) Step 3: 3.3 − 7 + 5.7 Step 4: 3.3 + 5.7 − 7 (commutative property) Step 5: 9 − 7 = 2 Question solved general 10 months ago 8907
The population of a town grew from 20,000 to 28,000. The continuous growth rate is 15%. The equation 20,000e^0.15t=28,000 represents the situation, where t is the number of years the population has been growing. About how many years has the population of the town been growing? Use a calculator and round your answer to the nearest whole number.A. 2 yearsB.9 yearsC. 17 yearsD. 22 years Question solved general 10 months ago 7011
The difference of the same side interior angles of two parallel lines is 50°. Find the angles. Question solved general 10 months ago 9387