Answers by Jian Zhong

Answers by Jian Zhong

A satellite m = 500 kg orbits the earth at a distance d = 222 km, above the surface of the planet. The radius of the earth is re = 6.38 × 106 m and the gravitational constant G = 6.67 × 10-11 N m2/kg2

answered Nov 28, 2023

9 votes

522k views

So i have alot of them Solve. 5v = 95 Solve. n - 19 = 7 Solve. v/2 = 19 Solve. 4d = 24

answered Sep 8, 2023

12 votes

510k views

Amy wants to save up money for a prom dress. Her dress costs $238. She only has $45. How much money does she need to get her dress? my sister needs help......

answered Aug 13, 2023

28 votes

137k views

Mary has four daughters, and each of her daughters has a brother—how many children does Mary have? (EXPLAIN) (LIKE EXPLAIN< WITH DETAILS, MY TEACHER IS BUGGING) (PLEASE HELP!!!!!!!!!)

answered Jul 30, 2023

24 votes

455k views

What is the reference angle for 235 ?A. 55B. 20OC. 85D. 35Reset Selection

answered Jul 26, 2023

24 votes

144k views

Paint costs $3. 99 per can and brushes cost $2. 50 each. The sales tax rate is 5%. Which expression represents the total cost of p cans of paint and b paint brushes?.

answered May 16, 2023

10 votes

395k views

20 POINTS!!!!!! HELPPPP

answered Feb 26, 2023

20 votes

14.5k views

19> -4p-5 I need to know how to solve it

answered Jan 29, 2023

23 votes

309k views

Seven less than four times a number is nine. FIND the number

answered Nov 26, 2022

21 votes

369k views

A one-celled organism measures 32 mm in length in a photograph if the photo has been large by a factor of 100 what is the actual length of the organism

answered May 9, 2022

14 votes

488k views

What's the resultant of the 3 forces?

answered Feb 27, 2022

11 votes

98.2k views

Rebecca needs at least $130 to buy a new dress. She has already saved $58. She earns $8 an hour tutoring. Write and solve an inequality to find how many hours she will need to tutor to buy the dress.

answered Feb 17, 2022

19 votes

27.4k views

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