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MATH SOLVE
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Which biconditional is NOT a good definition? A. Two line segments are congruent if and only if they are of same length. B. An angle is straight if and only if its measure is 180. C. Two figures are congruent if and only if their areas are equal. D. A whole number is odd if and only if the number is not divisible by 2.
General
2 months ago
The table shows the amount Maggie earns for various numbers of hours she babysits. Graph the data. Then find the slope of the line. Explain what the slope represents. Number of hours, 1, 2, 3, 4, and earnings $, 8, 16, 24, 32.
General
2 months ago
a scientist recently submitted a paper to a leading scientific journal.His data asset that a new drug combination is an effective treatment for strep throat. his study included six test subjects, four of whom received the new drug combination and two of whom received a placebo. all four subjects who received the drug combination were without symptoms after ten days of treatment. the paper was rejected. which of the following is the most likely reason for the rejection?A. the study was biased toward subjects receiving the drug combination.B. the study involves too small a sample size.C. the study involves too large a sample size.D. the study was biased toward subjects receiving the placebo.
General
2 months ago
Ms. Lee, a single adult, earned $65,000 in taxable income last year. Use the rate table below to calculate how much she must pay in income taxes? 2013 U.S. Federal Income Tax Rates for Single Adults 10% on taxable income from $0 to $8,925, plus 15% on taxable income over $8,925 to $36,250, plus 25% on taxable income over $36,250 to $87,850, plus 28% on taxable income over $87,850 to $183,250, plus 33% on taxable income over $183,250 to $398,350, plus 35% on taxable income over $398,350 to $400,000, plus 39.6% on taxable income over $400,000.
General
2 months ago
Determine the number of possible solutions for a triangle with B=37 degrees, a=32, b=27
General
2 months ago
In the diagram, SR = and QR = . What is the perimeter of parallelogram PQRS?
General
2 months ago
Shelly biked 21 miles in 4 hours. What is shellys average speed in miles per hour? At the same rate how many hours will it take Shelly to bike 42 miles?
General
2 months ago
Which statements prove that a quadrilateral is a parallelogram?Select each correct answer (more than one answer)Quadrilateral DEFG has opposite angles that are congruent.Quadrilateral DEFG has one set of opposite sides that are both congruent and parallel.Quadrilateral DEFG has two sets of consecutive angles that are complementary.Quadrilateral DEFG has diagonals that are congruent.
General
2 months ago
Given: ∆ABC, m∠C = 90° m∠BAC = 2m∠ABC BC = 24, AL −∠ bisector Find: AL Will be brainliest answer if right!!!
General
2 months ago
Match the term with the definition. corresponding parts Angle−Angle Similarity similar dilation scale model A. a representation or copy of an object that is proportionately larger or smaller than the actual size of the object B. transforms an object by making it larger or smaller C. angles, sides, or vertices of two or more figures that are located in the same position when the figures are aligned D. if two corresponding angles of two or more triangles are congruent, then the triangles are similar E. has the same shape with proportional corresponding sides, but not necessarily the same size
General
2 months ago
Dimitri is paid 8 percent commission on his total sales every pay period. Last pay period, he sold $6,300 worth of items. After a state tax of 6 percent is deducted from his commission, how much is left to the nearest dollar?
General
2 months ago
Juan used the expression 16 – 9 – 12 + 22 to find his profit for days 2 and 3. He rewrote the expression as 16 + (–9) + (–12) + 22. Juan can use the associative and commutative properties to rewrite the expression again. Explain why he had to use the additive inverse before he could use these properties.
General
2 months ago
What can be used as a reason in a two-column proof?Select each correct answer. a true premise a conjecture a definition a theorem
General
2 months ago
Find the mean, median, mode, and range of this data: 49, 49, 54, 55, 52, 49, 55. If necessary, round to the nearest tenth. A. 51.9, 52, 49, 6 B. 52.9, 52, 49, 104 C. 51.9, 53, 49, 6 D. 52, 52.9, 49, 104
General
2 months ago
PLEASE HELP!!! What is the product in simplest form? State any restrictions on the variable. z^2/z+1 times z^2+3z+2/z^2+3z
General
2 months ago
Lia gets paid $45 an hour plus $150 each week. She hopes to earn at least $690 this week.
General
2 months ago
Two workers can make two chairs in two days. How many chairs can 8 workers working at the same rate make in 20 days?
General
2 months ago
a graduated cylinder is filled to 41.5 ml with water and a piece of granite is placed in the cylinder displacing the level to 47.6 ml what is the volume of the granite piece in cubic centimeters?
General
2 months ago
Simone paid $12 for an initial years subscription to a magizine. The renewal rate is $8 per year. This situation can be represented by the equation y=8x+12, where x represents the number of years the subscription is renewed and y represents the total cost.
General
2 months ago
James built a small electric car and recorded the distance it traveled. The table below shows the distance traveled (n) during the first 4 seconds after starting (f). Elapsed Time (seconds) Distance Traveled (feet) 1 6.2 2 12.4 3 18.6 4 24.8 Which of the following equations represents the relationship between the distance traveled and the elapsed time? f = 6.2 + n n = 6.2 + f f = 6.2n n = 6.2f
General
2 months ago
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