Recent activity by Kristyna

Recent activity by Kristyna

By how many degrees did the preimage rotate about the origin counterclockwise?

asked Dec 24, 2024

1 answer 114k views

5) As the Industrial Revolution continued to boom, and so did the growth of OA) factories OB) suburbans OC) cities OD) farms Save Not Graded

asked Dec 8, 2024

1 answer 164k views

Sketch the graph of h(t) and describe how the shape of the graph reflects changes in the astronauts’ speed over time

answered Dec 6, 2024

1 answer 225k views

if 50 g of sugar were added to 100 g of water at 20 oc to form a solution, how would you describe the solution?

answered Oct 11, 2024

1 answer 157k views

Nitrogen has five electrons in its outer orbital. How many hydrogens can it covalently bond to and have a neutral electrical charge

asked Oct 3, 2024

1 answer 61.9k views

How does Quantum Key Distribution allow us to know if there is an eavesdropper? a) By measuring the entanglement between qubits b) By utilizing advanced encryption algorithms c) By transmitting data over

answered Aug 31, 2024

1 answer 170k views

Why did the Greeks live in city-states instead of empires, unlike Persia or China?

answered Aug 13, 2024

1 answer 215k views

Supplant (supersede or replace) is the opposite of ?

asked Jun 16, 2024

1 answer 135k views

the retail price of a TV is 20% more than its wholesale cost. Therefore the retail cost is what times the wholesale cost.

asked Mar 26, 2024

1 answer 116k views

Given a hydrocarbon containing 7.7% by mass of hydrogen and 92.3% by mass of carbon, with a relative molar mass of 78: (i) Derive the empirical formula of the compound and hence its molecular formula.

asked Jan 16, 2024

1 answer 89.2k views

What is the value of x?

asked Dec 27, 2023

1 answer 171k views

What is the density of a plastic ball that has a volume of 6cm) and a mass of 12g? 50 cm3

asked Dec 23, 2023

1 answer 225k views

Building A is 251 meters taller than building B. If the height of building A is subtracted from twice the height of building B, the result is 223 meters. How tall is each skyscraper?

asked Dec 14, 2023

1 answer 170k views

Examine the following diagram:میراA8x + 1D6x + 5What is the measure of ZDBC?0 20 6°0 41°0 49°

asked Nov 8, 2023

1 answer 41.6k views

5. 50)700 Can u help me with this I don’t understand

asked Oct 18, 2023

1 answer 55.3k views

I don't know how to do this

asked Oct 3, 2023

1 answer 16.7k views

Energy from food (Choose all that are correct ) Can be stored for later Can be used to keep your heart beating Can keep you warm All of the above

asked Jun 17, 2023

2 answers 222k views

The following table shows the salary of 7 people in an office last year. Name Income Andy £9500 Bevan £25000 Cheryl £13250 Deva £75000 Elliott £18750 Frankie £27500 Grace £15000 a) Work out the mean income

answered Mar 3, 2023

1 answer 28.5k views

There is another page and options I will send those

answered Feb 18, 2023

1 answer 14.2k views

Hi again. Question: is my introduction too long..? thankz

answered Dec 27, 2022

2 answers 161k views

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