Archive day

February 6, 2026

1,561 public questions were asked on this day.

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If the hypotenuse of a 30-60-90 triangle is 8 cm, how long is the side opposite the 60-degree angle?(1 point) The side opposite the 60-degree angle is cm. Incorrect What is the ratio for the sides of 30-60-90 triangles?...
Asked by puyr 1 answer
Select all numbers that will produce an IRRATIONAL number when multiplied by 2sqrt5 . (Select all that apply.) (2 points) Responses 3sqrt2 3 square root of 2 −sqrt5 negative square root of 5 4/sqrt5 the fraction with num...
Asked by Sigma 1 answer
Question If the hypotenuse of a 30-60-90 triangle is 8 cm, how long is the side opposite the 60-degree angle?(1 point) The side opposite the 60-degree angle is cm.
Asked by puyr 1 answer
Using the quadratic formula, find the solution to x^2−6x−16=0 .(1 point)
Asked by :3 [SillyAnonymousCat] 1 answer
Select all numbers that will produce an IRRATIONAL number when multiplied by 25–√ . (Select all that apply.) (2 points) Responses 32–√ 3 square root of 2 −5–√ negative square root of 5 45√ the fraction with numerator 4 a...
Asked by Sigma 1 answer
Which of the following is equivalent to the expression below? 50−−√−18−−√+75−−√ (1 point) Responses 82–√+53–√ 8 square root of 2 plus 5 square root of 3 75–√ 7 square root of 5 22–√+53–√ 2 square root of 2 plus 5 square...
Asked by Sigma 1 answer
Which ordered pair is a solution of the following system of linear inequalities? y≤x−5 y+x≥1 (1 point) Responses (5, -2) (5, -2) (5, 2) (5, 2) (-5, 2) (-5, 2) (2, -5)
Asked by Sigma 1 answer
Complete the square to solve the following quadratic equation: x^2−22x+1=15 .(1 point)
Asked by :3 [SillyAnonymousCat] 1 answer
Hank and Sonny built a snowman in their front yard. Once the temperature starts rising, the snowman begins to melt. The height of the snowman can be represented by the function h(t)=−4t+48 , as shown on the graph. Which...
Asked by Sigma 1 answer
The balance in Ms. Wilson's retirement account may be modeled by the linear function y=75x+3000 where x represents the number of months that have passed and y represents the account balance. Based on this function, which...
Asked by Sigma 1 answer
hich evidence would BEST support the claim that the phenotypes of these populations of mice are a result of natural selection? A A mutation in the same gene led to the coastal populations having the same coat color. B An...
Asked by a 1 answer
Which falling object will result in the least kinetic energy when it collides with the ground?(4 points) Responses 100 grams of dirt falling at 15 m/s 100 grams of dirt falling at 15 m/s 100 grams of water falling at 10...
Asked by Sigma 1 answer
Juliet wants to significantly increase the amount of kinetic energy of her bowling ball in order to increase her chances of getting a strike. Which of the following would increase the ball's kinetic energy the most?(4 po...
Asked by Sigma 1 answer
A student wants to determine the effect of mass on kinetic energy. She will drop two balls of the same size into a pool of water. Which investigation method should the student use? (4 points) Responses She should drop tw...
Asked by Sigma 1 answer
Use the table of information from an investigation to answer the question. Student Depth of Object in Sand (cm) Maddie 1.8 Naveed 4.0 Two students drop an object into sand from a height of 1.5 meters. They record the dep...
Asked by Sigma 1 answer
If a bowling ball and a baseball are dropped in a vacuum, which object lands first?(3 points) Responses bowling ball bowling ball baseball baseball they land at the same time they land at the same time not enough informa...
Asked by Sigma 1 answer
What would happen to your weight if the force of gravity on Earth decreased?(3 points) Responses Not enough information Not enough information It would decrease It would decrease It would stay the same It would stay the...
Asked by Sigma 1 answer
Which two factors affect the gravitational force between two objects? **Select the two that apply** (3 points) Responses mass mass distance distance friction friction weight
Asked by Sigma 1 answer
Considering the law of conservation of energy, we believe that a super-duper bouncy ball should keep bouncing - forever. Yet, we know that it eventually stops. How is energy conserved or is it? (3 points) Responses A. So...
Asked by Sigma 1 answer
A 1000 kg car traveling with a speed of 29 m/s drives horizontally off of a 100 m cliff. The initial potential energy is _____. Use g=9.8 m/s2 (4 points) Responses 980,000 J 980,000 J 98,000 Nm 98,000 Nm 420,500 J 420,50...
Asked by Sigma 1 answer
The ________ of energy states that in any physical or chemical process, energy is neither created nor destroyed.(3 points) Responses law of conservation law of conservation law of expenditure law of expenditure law of Mr...
Asked by Sigma 1 answer
A diagram is drawn showing a swing set with a swing pulled backward prior to release. The diagram shows how the swing will move forward and then backward after it is initially released. At which point in the diagram is a...
Asked by Sigma 1 answer
Imagine holding a mic at a height above the ground. It is released and falls toward the ground. Ignoring air resistance or friction, which of the following must be true? (3 points) Responses Before it falls, all of its e...
Asked by Sigma 1 answer
What is Kinetic Energy (KE) of 18 kg bike going 5 m/s? (4 points) Responses 45 joules 45 joules 2025 joules 2025 joules 4050 joules 4050 joules 225 joules 225 joules Skip to navigation
Asked by Sigma 1 answer
Calculate the kinetic energy, in Joules, possessed in each of the following scenarios and match with the correct answer. **Not all answers may be used** (4 points) Put responses in the correct response input area to answ...
Asked by Sigma 1 answer