Angle
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How many degrees are there in two right angles?
How many degrees are there in right angle ?
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What is the reference angle for ? Put your answer in degrees and in radians.
What is the angle name for one-fourth revolution?
Question 55
Find out the incorrect statement, if any in the following.
An angle is formed, when we have
a) Two rays with a common end point.
b) Two line segments with a common end point.
c) A ray and a line segment with a common end point.
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An angle formed by two opposite rays is called :
Zero angle
Complete angle
Right angle
Straight angle
What is the angle name for one-fourth a revolution?
Two rays of an angle are called arms of the angle.
- True
- False
When three lines intersect each other at three different points, then how many angles will be formed?
True
False
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What is an angle? Mention all the elements of an angle.[1 MARK]
Question 3: Draw rough diagrams of two angles such that they have:
(a) Three points in common
Question 2 (e)
Say True or False:
If m∠A=53∘ and m∠B=35∘ then m∠A>m∠B.
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What is the measure of (i) a right angle? (ii) a straight angle?
- two arms
- one arm
- None of the above
- three arms
Can you construct a triangle whose measures are and ?
Question 58
If two rays intersect, will their point of intersection be the vertex of an angle, of which the rays are the two sides?
(i)
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1668605/original_1020037-q.png)
Question 63
What conclusion can be drawn from each part, of the figure?
a) DB is the bisector of ∠ ADC.
b) BD bisects ∠ ABC.
c) DC is the bisector of ∠ ADB, CA⊥DA and CB⊥DB.
(iii).Obtuse angle BOD
Question 2: In the given diagram, name the point(s):
On ∠EOF
How do you find the cross product of an angle