Questions by Helderdarocha

Questions by Helderdarocha

A narrow beam of light is travelling through a transparent liquid. It meets the surface as shown, at an angle of incidence of 40°. The refractive index of the liquid is 1.5. air liquid 40 What is the angle

asked Nov 25, 2023

1 answer

3 votes

98.4k views

Which equation represents the number of test questions in the problem below? A test is worth 60 points. Multiple-choice questions are worth 2 points, and short-answer questions are worth 5 points. If the

asked Nov 5, 2023

1 answer

14 votes

61.4k views

21. Before: It is funny for readers when Walter Mitty has another detailed fantasy of saving the world in his imagination After: In his imagination, Walter Mitty saves the world, and readers laugh at his

asked May 13, 2023

1 answer

16 votes

21.7k views

What number is 7% of 250

asked Mar 21, 2023

1 answer

5 votes

152k views

2. To break the school's record, the boys' time had to be faster than 2,2 1 / 2minutes. Estimate to decide if the boys broke the record. If so, howmuch faster were they? If not, how much slower were they?

asked Feb 28, 2023

1 answer

3 votes

84.9k views

Can someone please help me is it d

asked Dec 10, 2022

1 answer

1 vote

107k views

On which factor does the inertia of a body depend?

asked Nov 4, 2022

1 answer

17 votes

223k views

_____ body weight includes muscles, vital tissues, organs and bone (Lean or fat?)

asked Oct 26, 2022

1 answer

0 votes

109k views

Lily used the following clues to find an unknown 3 digit number. My hundreds digit is 3 more than my tens digit. My ones digit is 5. The sum of my ones digit and my tens digit is 8. What is the number

asked Oct 22, 2022

1 answer

3 votes

73.5k views

2z + 15z + – 14z + 10z = 13

asked Sep 22, 2022

1 answer

5 votes

148k views

A map of a rectangle-shaped park has a length of 3 inches and a width of 8 inches. The map uses a scale of 1 inch for every 40 miles. What is the area of the actual park?

asked Jul 1, 2022

1 answer

3 votes

67.5k views

I need the answer for both of these questions

asked Apr 15, 2022

1 answer

16 votes

217k views

The real square roots of 16/49

asked Oct 17, 2021

2 answers

3 votes

195k views

Which of these areas is known for being the home of some of the world’s earliest civilizations? A. the Rub al Khali B. the Iranian Plateau C. the Hindu Kush D. Mesopotamia

asked Jul 5, 2021

1 answer

2 votes

104k views

Describe the location of the shoulder blade to the collarbone.

asked May 8, 2021

1 answer

4 votes

203k views

Find the value of x in this equation. 2 2/5 (4x – 3) – 2x = 4/5 - x

asked Mar 18, 2021

1 answer

4 votes

55.0k views

What is corresponding angles

asked Aug 28, 2020

2 answers

5 votes

209k views

Which equation can be used to represent the statement? Half of a number minus seven is one and five-tenths.

asked May 12, 2020

1 answer

3 votes

216k views

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