How many centimetres make 3m?
1m = 100 cm 3m = 3×100 cm = 300cm
How many metres is 805 cm?
1m =100 cm
If the string shown in the figure is pulled straight, then which one of the following will be the closest approximation of its length?
(4.5 - 2.5)+(4.5 - 3.0)+(7.5 - 3.5)=2+1.5
+ 4 = 7.5 cm = 8 cm (approx.)
Which is the longest rectangle ?
By observing & comparing the given figures, rectangle B is the longest rectangle.
What is an angle which measures more than 0∘ and less than 90∘ called?
How is the measure of an angle expressed?
By what measure is the line m longer than the line n?
An angle which measures 0∘ is called a/an ___ angle.
What type of an angle is ∠AOB?
What is an angle which measures 180∘ called?
A straight angle measures180∘ .
At 5:20 what type of angle is formed between the two hands of a clock?
l and m are two lines perpendicular to each other. What is the measure of the angle between them?
The angle between perpendicular lines is 90°.
179∘ is an example of which of these angles?
179∘ 90∘, 179∘ 180∘ So it is obtuse.
What is 89∘ an example of?
When an arm of an angle is extended then how does its measure change?
In ∠RST, what is the vertex ?
In ∠PRQ, which of the following are the two arms?
⇒ In ∠PRQ, Q is a vertex of an angle.
⇒ RP and RQ are two rays of an angle.
⇒ So, RP and RQ are two arms of ∠PRQ.
How do we write is perpendicular to '' symbolically?
What are the lines which lie on the same plane and do not intersect at any point?
How many pairs of parallel lines are there in the given figure?