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Find the volume of a right angled triangular prism with an angle of 28 degrees, hypotenuse of length 10 cm, and projected length of 12.5 cm. Give your answer in cm^3, to three significant figures.

The area of a prism is found by multiplying the area of the end face by the projected length. The adjacent and opposite side lengths of the triangle can be found using SOHCAHTOA. sin(28)= opposite/10, theref...
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Answered by Lily M. • Maths tutor
3962 Views

How do vaccines prevent certain diseases?

Vaccines introduce a dead, inactive or altered form of a pathogen (a microbe that causes an infectious disease) into the body. These pathogens have antigens, which have a shape specific to that pathogen. The...
AM
Answered by Alice M. • Biology tutor
3229 Views

What is a vector?

A vector describes a movement from one point to another.a column vector shows both the direction and the magnitude of this movement.the top number describes the horizontal movement.the bottom number describe...
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Answered by Tom H. • Maths tutor
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How does JB Priestly explore Responsibility in An Inspector Calls?

Consider: the ideas about responsibility in An Inspector Calls how Priestley presents these ideas by the ways he writes. Priestley explores ideas about responsibility through the way the Birlings behave towa...
EC
37858 Views

How do I know whether to use the imperfect or the preterite tense?

The imperfect tense is used to describe actions that do not have a clear beginning and end. For example, actions that were repeated (‘I used to go to school’), or, what we could call ‘background information’...
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Answered by Julia S. • Spanish tutor
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