|
Match the following:(a) cone
|
|
1
|
2143
|
April 3, 2019
|
|
A diagonal is a line segment that joins any two vertices of the polygon and is not a side
|
|
1
|
895
|
April 3, 2019
|
|
Draw a rough sketch of a regular octagon
|
|
1
|
611
|
April 3, 2019
|
|
Draw a rough sketch of a regular hexagon. Connecting any three of its vertices,
|
|
1
|
1370
|
April 3, 2019
|
|
Name each polygon:
|
|
1
|
2277
|
April 3, 2019
|
|
Examine whether the following are polygons. If any one among them is not, say why?
|
|
1
|
663
|
April 3, 2019
|
|
A figure is said to be regular if its sides are equal in length and angles are equal in measure
|
|
1
|
331
|
April 3, 2019
|
|
Give reasons for the following: (a) A square can be thought of as a special rectangle
|
|
1
|
1109
|
April 3, 2019
|
|
Say True or False: (a) Each angle of a rectangle is a right angle
|
|
1
|
338
|
April 3, 2019
|
|
Try to construct triangles match sticks. Some are shown here. Gan you make a triangle with
|
|
1
|
956
|
April 3, 2019
|
|
Name each of the following triangles in two different ways:
|
|
1
|
1236
|
April 3, 2019
|
|
Match the following:
|
|
1
|
1129
|
April 3, 2019
|
|
Name the types of following triangles: (a) Triangle with lengths of sides 7 cm, 8 cm and 9 cm
|
|
1
|
1629
|
April 3, 2019
|
|
Study the diagram. The line l is perpendicular to line m
|
|
1
|
814
|
April 3, 2019
|
|
There are two “set-squares” in your box. What are the measures of the angles
|
|
1
|
455
|
April 3, 2019
|
|
Let PQ be the perpendicular to the line segment XY
|
|
1
|
714
|
April 3, 2019
|
|
Which of the following are models for perpendicular lines:
|
|
1
|
494
|
April 3, 2019
|
|
Measure and classify each angle:
|
|
1
|
871
|
April 3, 2019
|
|
Investigate In the given figure, the angle measures 30°. Look at the same figure through a magnifying glass
|
|
1
|
397
|
April 3, 2019
|
|
Find the angle measure between the hands of the clock in each figure:
|
|
1
|
1077
|
April 3, 2019
|
|
Find the measure of the angle shown in each figure. (First estimate with your eyes and then find the actual measure with a protractor)
|
|
1
|
497
|
April 3, 2019
|
|
Fill in the blanks with acute, obtuse, right or straight: (a) An angle whose measure is less than that of a right angle is …….
|
|
1
|
463
|
April 3, 2019
|
|
From these two angles which has larger measure?
|
|
1
|
518
|
April 3, 2019
|
|
Which angle has a large measure ? First estimate and then measure. Measure of Angle A =
|
|
1
|
778
|
April 3, 2019
|
|
Measure the angles given below using the Protractor and write down the measure
|
|
1
|
715
|
April 3, 2019
|
|
Write down the measures of (a) some acute angles
|
|
1
|
351
|
April 3, 2019
|
|
Say True or False: (a) The measure of an acute angle < 90°
|
|
1
|
912
|
April 3, 2019
|
|
What is the measure of (i) a right angle?
|
|
1
|
280
|
April 3, 2019
|
|
Classify each one of the following angles as right, straight, acute, obtuse or reflex:
|
|
1
|
1837
|
April 3, 2019
|
|
Match the following: (i) Straight angle
|
|
1
|
638
|
April 3, 2019
|