Questions by Zhiyuan

Questions by Zhiyuan

A man of mass 50kg ascends a flight of stairs 5m high in 5 seconds.If acceleration due to gravity is 10m/s the power expended is

asked Dec 11, 2024

1 answer

5 votes

47.1k views

Which of these observations about two wild animals would be the strongest evidence that they are members of the same species? A They both have backbones. B They both breathe with lungs. C They live in

asked Jul 6, 2024

1 answer

3 votes

148k views

Question 2 of 5 Which number line shows the solution of 4x - 36 < -12?

asked Oct 11, 2023

1 answer

3 votes

78.2k views

11. Joe bought 3 pairs of jeans for $71.40. a. How much did he pay per pair? b. How much would be need to pay for 8 pairs of jeans? C. Solve by setting up a proportion

asked Jun 15, 2023

2 answers

23 votes

116k views

the equation of line j is y= -9/4x +6 the equation of line k is y=4/9 +2 are line j and k parallel or perpendicular?

asked May 10, 2023

1 answer

2 votes

73.9k views

The area of a regular nonagon is 150 square cm. What is the area of a regular nonagon with sides three times the sides of the smaller nonagon?

asked Dec 18, 2022

1 answer

8 votes

123k views

Which expression is equivalent to the expression 4(6+y)+7?

asked Nov 8, 2022

1 answer

7 votes

184k views

Yes, she had changed her mind after sixty years and she would like to see George. I want you to find George. Find him and be sure to tell him I forgot him. I want him to know I had my husband just the

asked Aug 21, 2022

1 answer

2 votes

167k views

Select the correct answer from each drop-down menu. first drop down:$411,236 $425,352 $449,739 second drop down: annuity payments lumb-sum payments

asked Aug 11, 2022

1 answer

2 votes

177k views

Elements that are at risk in areas that are prone to drought

asked Jun 28, 2022

1 answer

0 votes

210k views

Please urgent please help

asked Jun 9, 2022

2 answers

1 vote

43.2k views

Yasir wants to determine if there is a relationship between room color and sleep. Based on his research, Yasir makes an educated guess that people fall asleep more quickly in a room painted blue than in

asked May 15, 2022

2 answers

2 votes

116k views

What is Celeste? ( This is for my coding class )

asked Mar 21, 2022

2 answers

16 votes

144k views

What does polytheistic mean?

asked Nov 8, 2021

2 answers

3 votes

224k views

Which of the following are the zeros of the function y= 3(x-a)(x+b) in terms of a and b?

asked Oct 27, 2021

1 answer

4 votes

158k views

Can someone help me with this question? This is question number 2

asked Sep 6, 2021

1 answer

5 votes

116k views

AIDS is growing fastest in the poorest countries of Africa. These nations don’t have enough doctors, medical labs, or money for medicine. A recent study showed that only a small percentage of HIV-infected

asked Aug 27, 2021

2 answers

5 votes

211k views

2.85x10^6 / 30000 i need help with that

asked Jul 20, 2021

1 answer

3 votes

54.4k views

Choose the “count” that best fits the picture rhythm

asked Jul 14, 2021

2 answers

3 votes

22.9k views

(PLEASE ANSWER) Drag numbers to complete the equation and find the area of the parallelogram. Numbers may be used once or not at all.

asked Jun 2, 2021

1 answer

5 votes

78.1k views

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