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Maths 3 Mark Question

Angles and their measurement · Maharashtra Board STD 6 (MSBSHSE - Semi English Medium). 3 questions.

Questions

3 Mark Question

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3 questions · self-marked practice — reveal the answer and mark yourself.

Question 13 Marks
Using only a ruler, draw an acute angle, an obtuse angle and a straight angle.
Answer
  1. $\angle\text{AOB}$ is an acute angle.
  1. $\angle\text{POQ}$ is an obtuse angle.
  1. $\angle\text{XOY}=180^\circ$ = a straight angle.
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Question 23 Marks
State the type of the following angles:
Answer
$\angle\text{FOE}$ is a straight angle since its measure is 180°.
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Question 33 Marks
Measure $\angle\text{ABC}$ given in the adjoining figure and construct an angle DEF equal to $\angle\text{ABC}.$
Answer
On measuring the given angle ABC with the help of a protractor, it is 50°
Now, place the protractor on EF in such a way that its centre lies on E exactly and base with the line EF. Now read off the mark through with the arm ED passes at 50°. Join DE, Then, $\angle\text{DEF}$ is equal to 50° i.e. equal to $\angle\text{ABC}.$
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