Class 6 - Mathematics : Basic Geometrical Ideas
Exercise : 4.4
Top Block 1
NCERT Solutions Class 6 Mathematics Basic Geometrical Ideas Ex 4.4
Question: 1.Draw a rough sketch of a triangle ABC. Mark a point P in its interior and a point Q in its exterior. Is the point A in its exterior or in its interior?
Answer :
Sol.
A is neither interior of the figure nor exterior of triangle. It is a vertex.
Question: 2.(a) Identify three triangles in the figure:
(b) Write the names of seven angles.
(c) Write the names of sic line segments.
(d) Which two triangles have ∠B as common?
Mddle block 1
Answer :
(a) The three triangles are: ΔABC,ΔABD,ΔADC
(b) Angles are: ∠ADB, ∠ADC, ∠ABD, ∠ACD, ∠BAD, ∠CAD, ∠BAC
(c) Line segments are: AB, AC, AD¯, BD, DC, BC
(d) Triangles having common ∠B: ΔABC,ΔABD,