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#1 Given: ABC is a right triangle with right angle C. AB=18 centimeters and m∠A=22∘ . What is BC ?#2 A wooden board is leaning against a house. The base of the board is 10 feet from the base of the house, and the base of the board forms a 35° angle with the ground.What is the length of the wooden board?
General
6 months ago
Eliza started her savings account with $100. Each month she deposits $25 into her account. Determine the average rate of change in Eliza's account from the 2nd month to the 10th month. Show all work for full credit.
General
6 months ago
10 POINTS. NEED THIS ASAP!!What is the average rate of change of the function on the interval from x = 0 to x = 5?f(x)=1/2(3)^xEnter your answer, as a decimal, in the box.
General
6 months ago
What is m∠D ?Enter your answer in the box.°Triangles A B E and D C E share vertex E. Angle A is 14 degrees. Angle B is 45 degrees. Angle C is 27 degrees.
General
6 months ago
A home plate marker for a softball field is a pentagon with three right angles and two congruent angles, as shown in the diagram. The ground crew for a softball complex has 4 home plate markers to paint. Calculate the area of the 4 home plate markers. The measurements shown in the diagram are in inches. A. 50 in.² B. 162 in.² C. 648 in.² D. 848 in.²
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6 months ago
What is m∠G ?Enter your answer in the box.°The figure shows what appears to be obtuse triangle F G H with obtuse angle G. The measure of angle F is left parentheses x minus 5 right parentheses degrees. The measure of angle G is left parentheses 3 times x plus 25 right parentheses degrees. The measure of angle H is x degrees.
General
6 months ago
HELP ASAP Given the system of linear equations. x=y+3 y=-4x-3Part A: Solve the linear system of equations by graphing Part B: Use substitution to solve the linear system of equations Part C: Use addition to solve the linear system of equations In your final answer, include all of your work, the graph of the equations and the solution.
General
6 months ago
Which equation, when graphed, has x-intercepts at (2, 0) and (4, 0) and a y-intercept of (0, –16)?f(x) = –(x – 2)(x – 4)f(x) = –(x + 2)(x + 4)f(x) = –2(x – 2)(x – 4)f(x) = –2(x + 2)(x + 4)
General
6 months ago
A transformation of rectangle LMNO results in rectangle L'M'N'O'.Which transformation maps the pre-image to the image?dilation stretch reflection rotation
General
6 months ago
Tammy is at the dentist's office waiting on her appointment. She notices that the 6-inch-long minute hand is rotating around the clock and marking off time like degrees on a unit circle. Part 1: How many radians does the minute hand move from 1:20 to 1:55? (Hint: Find the number of degrees per minute first.) Part 2: How far does the tip of the minute hand travel during that time? You must show all of your work.
General
6 months ago
Pentagon PQRST and its reflection, pentagon P'Q'R'S'T', are shown in the coordinate plane below: Pentagon PQRST and pentagon P prime Q prime R prime S prime T prime on the coordinate plane with ordered pairs at P negative 4, 6, at Q negative 7, 4, at R negative 6, 1, at S negative 2, 1, at T negative 1, 4, at P prime 6, negative 4, at Q prime 4, negative 7, at R prime 1, negative 6, at S prime 1, negative 2, at T prime 4, negative 1. What is the line of reflection between pentagons PQRST and P'Q'R'S'T'?
General
6 months ago
1. Solve the system using substitution (1 point)x + y = 8y = 3x(A). (4, 12)(B). (2, 6)(C). (1/2, 3/2)(D). (-4, -12) 2. Solve the system using substitution (1 point) 2x + 2y = 38y = x + 3 (A). (8, 11)(B). (4, 7)(C). (35/4, 47/4) (D). (-4, -7)3. Solve the system using substitution (1 point)y = 8 - x 7 = 2 - y (A). (5, 13)(B). (13, -5)(C). (3, 5)(D). (21, -13)4. Solve the system using substitution (1 point)3x + 2y = 231/2x - 4 = y(A). (9, -2)(B). (27/4, -5/8)(C). (31/4, -1/8)(D). (3/2, -13/4)5. Solve the system using substitution (1 point)y - 2x = 33x - 2y = 5(A). (-1/2, 2)(B). (2, 7)(C). (-8, -13)(D). (-11, -19)Unit 7 Lesson 2, Solving Systems Using Substitution. If you completed this Algebra lesson yet please give me the rest of the answers!! Thanks!! :)
General
6 months ago
1.Which prefix means one hundredth?a.millib.decic.centid.deca2.Which unit would you use to measure the length of a school bus?a.inchesb.cmc.md.km3.Convert 6.3 meters to millimeters.a.0.0063 mmb.63 mmc.630 mmd.6,300 mm4.Which unit would you use to measure the weight of a flea?a.mgd.gc.ouncesd.kg5. Convert 789 grams to kilograms.a.789,000 kgb.7,890 kgc.7.89 kgd.0.789 kg6.Which measurement is equivalent to 987 mL?a.9.87 Lb.9,870 Lc.0.987 Ld.98.7 L7.Which unit would you use to measure the amount of water in a bathtub?a.mLb.kgc.Ld.fl. oz.8.Convert 21,120 feet to miles.a.3 milesb.3.5 milesc.4 milesd.4.5 miles9.Subtract 8 feet from 9 yards, 1 foot.a.6 yards, 2 feetb.7 yards, 1 footc.6 yards, 1 footd.1 yard, 1 foot10.Convert 5 lb., 10 oz. to ounces.a.60 oz.b.70 oz.c.85 oz.d.90 oz.11.Subtract 350 lb. from 4 tons.a.6,750 lb.b.7,550 lb.c.7,650 lb.d.8,350 lb.12.Which measurement is not equivalent to the others?a.6 pintsb.3 quartsc.36 fl. oz.d.12 cups13.Which measurement is equivalent to 1/2 gallon?a.128 fl. oz.b.16 cupsc.2 quartsd.8 pints14.What is the sum of 90 minutes and 85 minutes?a.15 minutesb.2 hours, 55 minutesc.3 hoursd.2 hours, 35 minutes15.Convert 5 hours to minutes.a.150 minutesb.200 minutesc.250 minutesd.300 minutes16.If it is 8:50 a.m., what will the time be 4 hours and 20 minutes later?a.1:20 a.m.b.12:30 a.m.c.1:10 p.m.d.12:30 p.m.17.What is the elapsed time between 4:25 and 7:40?a.4 hours, and 5 minutesb.3 hours and 15 minutesc.3 hours and 45 minutesd.4 hours, and 15 minutes18.What would normal body temperature be?a.90°Fb.55°Cc.37°Cd.70°F19.Convert 25°C to Fahrenheit.a.32°Fb.45°Fc.80°Fd.77°F
General
6 months ago
Points (−3, 5) and (3, 5) on the coordinate grid below show the positions of two players on a tennis court: Which statement best describes the relationship between the positions of the two players? Player 2's position is Player 1's position reflected across the y-axis; only the signs of the y-coordinates of Player 1 and Player 2 are different.Player 2's position is Player 1's position reflected across the x-axis; only the signs of the x-coordinates of Player 1 and Player 2 are different. Player 2's position is Player 1's position reflected across the x-axis; only the signs of the y-coordinates of Player 1 and Player 2 are different. Player 2's position is Player 1's position reflected across the y-axis; only the signs of the x-coordinates of Player 1 and Player 2 are different
General
6 months ago
The figure below shows a line graph and two shaded triangles that are similar: Image 1 Which statement about the slope of the line is true? A It is −2 throughout the line. B It is fraction negative 1 over 2 throughout the line. C The slope from point O to point A is fraction 1 over 2 times the slope of the line from point A to point B.D The slope from point O to point A is 2 times the slope of the line from point A to point B
General
6 months ago
Given: ∠CBA ≅ ∠FBA; ∠CAB ≅ ∠FAB Prove: ΔBCA ΔBFA Complete the missing parts of the paragraph proof. Proof: We know that angle CBA is congruent to angle FBA and that angle CAB is congruent to angle FAB because . We see that is congruent to by the reflexive property of congruence. Therefore, we can conclude that triangle BCA is congruent to triangle BFA because .
General
6 months ago
The linear system shown is _____.independentequivalentinconsistent
General
6 months ago
3a^2+2a-7 into 27a^4+18a^2-2a+42. (divide the following polynomials)
General
6 months ago
A regulation baseball field measures 90 feet between each base. What is the distance around the bases in yards?
General
6 months ago
What is the difference between permutation and combination?
General
6 months ago
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