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Question : $\triangle \mathrm{ABC}$ is a right-angle triangle at $\mathrm{B}$. If $\tan \mathrm{A}=\frac{5}{12}$, then $\sin \mathrm{A}+\sin \mathrm{B}+\sin \mathrm{C}$ will be equal to:

Option 1: $1 \frac{5}{13}$

Option 2: $2 \frac{4}{13}$

Option 3: $3 \frac{1}{13}$

Option 4: $2 \frac{1}{13}$

Team Careers360 18th Jan, 2024

Correct Answer: $2 \frac{4}{13}$


Solution :
Given, $\tan\mathrm{A}=\frac{5}{12}$
Using Pythagoras theorem,
$AC^2 = AB^2+BC^2$
⇒ $AC^2 = 5^2 + 12^2$
⇒ $AC^2 = 25 + 144$
⇒ $AC^2 = 169$
⇒ $AC = 13$ units
⇒ $\sin \mathrm{A} = \frac{5}{13},$ $\sin \mathrm{B} = 1$ and $\sin\mathrm{C} = \frac{12}{13}$
So, $\sin

17 Views

Question : Comprehension:

In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

The world is undergoing rapid changes in the knowledge landscape. With various dramatic scientific and technological advances, such as the rise of big data, machine learning, and artificial intelligence, many unskilled jobs worldwide may be taken over by machines, while the need for a skilled workforce, particularly involving mathematics, computer science, and data science, in conjunction with multidisciplinary abilities across the sciences, social sciences, and humanities, (1)________ increasingly in greater demand. With climate change, increasing pollution, and depleting natural resources, there will be a sizeable shift in how we (2)_______ the world's energy, water, food, and sanitation needs, again resulting in the need for new skilled labour, particularly in biology, chemistry, physics, agriculture, climate science, and social science. The growing (3)________ of epidemics and pandemics will also (4)_______ collaborative research in infectious disease management and development of vaccines, and the resultant social issues heighten the need for multidisciplinary learning. There will be a growing (5)__________ for humanities and art as India moves towards becoming a developed country as well as among the three largest economies in the world.

Question:

Select the most appropriate option to fill in the blank number 4.

Option 1: call off

Option 2: call in

Option 3: call out

Option 4: call for

Team Careers360 4th Jan, 2024

Correct Answer: call for


Solution : The fourth option is the correct choice.

The sentence talks about the growing occurrence of epidemics and pandemics and how this will result in collaborative research. Call for is the correct option, as it means to demand or require, aligning with the need for

39 Views

i got 45 in chemistry 47 in physics and 49 in biology and my overall percentage is 57% am i eligible for neet 2024.. as a general category

mjaisinghani62 10th Jan, 2024

Hello Ayushi

Sorry to say that you will not be eligible for neet ug 2024. As per eligibility criteria you must get minimum 50 aggregate marks in physics, chemistry and biology .

If you have got  more than 50 marks in any of the three subjects uou would have been

214 Views

i am at class 11 with pcb(physics chemistry biology)can change my stream after 12th in college at arts

Tanya Gupta 6th Jan, 2024

Hello,

Yes, it's possible to change your stream after 12th and do arts in college. Many students switch streams based on their interests, preference and career goals. If you are interested in doing arts and want to explore that field, you can definitely make the switch in the career Just

150 Views

what will happen if i failed in biology class 12 and passed in all 5 subjects ? (Pcb) . Do i pass or i have to repead the session or i have to give compartment test ? in 2023-24 boards.

Tanya Gupta 6th Jan, 2024

Hello,


In case you fail in your Biology exam in class 12, you may be given an opportunity to appear for a compartment exam for that particular subject. You will have to fill out the form and application with the school and then you'll be provided with the date of

166 Views

I have Maths is additional subject in 12th but scored more in maths than Biology. Board calculated total marks with maths not Biology, Biology is main subject but i scored less , thats why. Should I fill total marks of 12th with maths or biology in neet form. Maths- Additional Biology- Main

mjaisinghani62 26th Dec, 2023

Hello aspirant

Kindly go through the guidelines.

Kindly fill  physics, chemistry and BIOLOGY total marks in the neet application form. Even though you have got more marks in maths than biology.

Remember physics ,chemistry and biology are main subjects for appearing in Neet. You must have got 50% in these

38 Views

career options for students good in biology and chemistry

shivamtrivedi0005 24th Dec, 2023

Hii There,

I hope you are doing Great.

Here is the list of some of the best career options for students good in biology and chemistry;

  • Pharmacologist
  • Forensic Science Technicians
  • Biologist
  • Biotechnology
  • Research Associate
  • Chemist
  • Environmental scientists
  • Food scientist
  • Microbiologist

You can also refer to these sites for more information:

16 Views

Goa board 2024 biology syallabus

Sajal Trivedi 24th Dec, 2023

Hello aspirant,

The Goa Board HSSC 2024 syllabus is essential reading for students getting ready for their class 12 exams because it outlines the subjects and units they must cover. By being aware of the www.gbshse.gov.in syllabus 2024, individuals can therefore simplify their preparing approach. The 'Study Material' area of

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