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For what values of a is the value of the binomial 2a−1 smaller than the value of the binomial 7−1.2a?
General
6 months ago
Suppose x is any positive number. Circle 1 has a center at (−2, 7) and a radius of 8x. Circle 2 has a center at (−3, 0) and a radius of 5x.Why is Circle 1 similar to Circle 2?a. Circle 1 and Circle 2 have the same circumference, and Circle 1 has a radius 1.6 times the length of Circle 2's radius.b. Circle 1 and Circle 2 have the same area, and Circle 1 has a radius 0.625 times longer than Circle 2.c. Circle 1 is a translation of 1 unit right and 7 units up from Circle 2, and a dilation of Circle 2 with a scale factor of 0.625.d. Circle 1 is a translation of 1 unit right and 7 units up from Circle 2, and a dilation of Circle 2 with a scale factor of 1.6.
General
6 months ago
a parallelogram with vertices at (0,3),(2,0),(4,2), and (2,5) is reflected over the y-axis. which vertex of the parallelogram will have the same x-coordinate before and after the reflection?
General
6 months ago
Milli plans to rent a room for her birthday party for $40. The catering charge is $12 per person but there is no charge for Milli's meal since she is the guest of honor. If Milli has $100 to spend on her birthday party, what is the maximum number of friends Milli can invite?
General
6 months ago
what is 140 5/8 ÷ 11 1/4[tex]140 \frac{5}{8} \div 11 \frac{1}{4 } \\[/tex]
General
6 months ago
11) Jeff and Jason are diving near a corral reef in the ocean. Jason is swimming along the bottom of the ocean floor 188.82 feet from the boat's anchor which lies directly below the boat at a depth of 172.22 feet. If Jeff is 20 feet directly above Jason, how far is Jeff from the boat? (round to nearest tenth)
General
6 months ago
6x^2-7x+2=0 slove the following quadratic equation using the quadratic formula
General
6 months ago
Police can estimate the speed of a vehicle before the brakes are applied using the formula 0.75d=(s^2)/(30.25) where s is the speed in miles per hour and d is the length of the vehicle’s skid marks. What was the approximate speed of a vehicle that left a skid mark measuring 150 feet
General
6 months ago
Find the amount of sap the maple syrup producer collected from each tree if the total amount (5 gallons) was redistributed equally among the trees.
General
6 months ago
Bradley is returning home from a place that is 2 kilometers away. The function y = 2,000 − 90x represents Bradley's distance from home in meters, y, in relation to the number of minutes he walks, x. Which statements about this function are true? The function is a linear function. WHICH OF THE FOLLOWINGThe function is a nonlinear function. The function does not change at a constant rate. The function is an increasing function. The function changes at a constant rate.
General
6 months ago
Which right prism would have the same volume as a square prism with a base area of 36 m2 and a height of 3 m?
General
6 months ago
Which best explains whether or not all isosceles triangles are similar?1) All isosceles triangles are similar. Two angles within each triangle are always congruent.2) All isosceles triangles are similar. The triangle sum theorem states that the sum of the angles in a triangle is 180°. Therefore, the third angle can always be determined. 3) All isosceles triangles are not similar. The pair of congruent angles within one triangle is not necessarily congruent to the pair of congruent angles within the other triangle.4) All isosceles triangles are not similar. Given only the vertex angle of an isosceles triangle, there is not enough information to determine the measures of the base angles. Therefore, it is not possible to determine if the base angles of one isosceles triangle are congruent to the base angles of another.
General
6 months ago
Plz help this is due tomorrow!
General
6 months ago
The pair of square pyramids are similar. Use the given information to find the scale factor of the smaller square pyramid to the larger square pyramid. V= 64 in, V= 343 in
General
6 months ago
the london eye, a ferris wheel in England, has a diameter of 120 meters. This wheel completes a full rotation in 30 minutes at a speed which allows passengers to enter a capsule at the base of the Ferris wheel without stopping the wheel. At the highest point, a capsule reaches a height of 135 meters above the ground.
General
6 months ago
pete's pest control charges a one-time evaluation fee and a monthly service fee. the total cost is modeled by the equation y=150+55x. which statement represents the meaning of each part of the function?A. y represents the total cost, x represents the number of months of service, $55 is the evaluation fee and $150 is the cost per month.B. y represents the total cost, x represents the number of months of service, $150 is the evaluation fee and $55 is the cost per month.C. x represents the total cost, y represents the number of months of service, $55 is the evaluation fee and $150 is the cost per month.D. x represents the total cost, y represents the number of months of service, $150 is the evaluation fee and $55 is the cost per month.
General
6 months ago
Dudley is biking. He wants to cover 40 miles. If he travels 30 miles every 2 hours, what is the equation of a line that models y, the number of miles he has left to travel, after biking x hours? ANSWERSy = -15x – 40 y = -30x + 40 y = -15x + 40 y = 30x – 40
General
6 months ago
an architect is designing a building with a right triangular foot print. the hypotenuse of the triangle is eighty feet longer than one leg of the triangle and forty feet longer than the other leg use the Pythagorean theorem to find the dimensions of the footprint of the building
General
6 months ago
Andy bought 8 feet of copper pipe at $10.50 per foot. He also bought 5.5 feet of aluminum pipe at $8.25 per foot. Explain how to calculate the total cost of Andy's purchase. A.Step 1 Multiply $10.50 by 8 to calculate the cost of the copper pipe. Step 2 Multiply $8.25 by 5.5 to calculate the cost of the aluminum pipe. Step 3 Add the two amounts together. B.Step 1 Multiply $10.50 by 8 to calculate the cost of the copper pipe. Step 2 Multiply $8.25 by 5.5 to calculate the cost of the aluminum pipe. Step 3 Subtract the two amounts. C.Step 1 Divide $10.50 by 8 to calculate the cost of the copper pipe. Step 2 Divide $8.25 by 5.5 to calculate the cost of the aluminum pipe. Step 3 Add the two amounts together. D.Step 1 Divide $10.50 by 8 to calculate the cost of the copper pipe. Step 2 Divide $8.25 by 5.5 to calculate the cost of the aluminum pipe. Step 3 Subtract the two amounts.
General
6 months ago
a rectangular table has an area of 4/5 square meter. the length of the table 8/3 meters What is the width,in meters of the tableA:3/10 metersB:1/3 metersC:1/2 metersD:2/3 meters
General
6 months ago
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