Questions by Reginaldo

Questions by Reginaldo

How to be popular in middle school

asked Aug 26, 2021

2 answers

5 votes

55.0k views

A wall with a height of 20 feet is braced with a support post that forms a 30 degree angle with the top of the wall. What is the length of the support post?

asked May 27, 2021

1 answer

0 votes

83.8k views

Two trains on separate tracks move toward each other. Train 1 has a speed of 145 km/h; train 2, a speed of 72.0 km/h. Train 2 blows its horn, emitting a frequency of 500 Hz. What is the frequency heard

asked Mar 17, 2021

1 answer

0 votes

42.2k views

Students in a lab were given an unknown sample to find the density of. The volume of the unknown sample was 16.8 ml, the calculated mass of the unknown sample was 134.4. What is the density of the unknown

asked Mar 17, 2021

1 answer

4 votes

142k views

When they require their students to study classic literature, what do English teachers hope to show them?

asked Jan 19, 2021

2 answers

4 votes

211k views

Using the general form of complex numbers a + bi, what are the values of a and b for the number i - 6?

asked Dec 27, 2020

2 answers

5 votes

16.4k views

Why are graphs useful when interpreting data? O O O They make trends in the data easier to see. They are easier to create than data tables. They take the place of pictures in a report. They can be used

asked Oct 17, 2020

1 answer

5 votes

13.2k views

Which of the following best describes a valuable asset used to secure a loan from a lender? A. collateral B. security C. tender offer D. tangible good

asked Oct 6, 2020

1 answer

5 votes

31.3k views

The nozzle bends the flow from vertically upward to 30 degrees with the horizontal as it discharges the water (at 20 degrees C) to the atmosphere at V = 125 ft/s. The volume of water within the nozzle

asked Jan 25, 2020

2 answers

5 votes

137k views

A rock falls off a cliff and falls for 3 secs. How high was the cliff?

asked Oct 6, 2019

2 answers

3 votes

10.6k views

How was the Declaration of Independence viewed when it was first written?

asked Apr 22, 2019

1 answer

1 vote

159k views

The effectiveness of an optical lens is attributed to: diffraction reflection refraction interference

asked Mar 16, 2019

2 answers

5 votes

41.2k views

A museum exhibit is made up of a fish tank with propellers in the right and left sides and a control panel. When no buttons are pressed, no propellers spin, and the fish swim randomly facing the right

asked Nov 23, 2018

2 answers

0 votes

223k views

Protestant churches taught that A) everyone was equal in God’s eyes. B) the power of the Church was absolute. C) God favored those who did good. D) one could buy salvation.

asked May 16, 2018

1 answer

5 votes

172k views

Negative aspects of political parties may include

asked Nov 3, 2017

2 answers

1 vote

153k views

Which of the following is a factor that determines the composition of magma? A. Elasticity B. Color C. Viscosity D. Texture

asked Jul 3, 2017

1 answer

4 votes

197k views

Modern humans are known by their latin name_______.

asked Oct 17, 2016

1 answer

5 votes

27.1k views

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