PR : RQ = 1 : 3
PR = 6 cm
The line segment in a triangle joining the midpoint of any two sides
is parallel to its third side and is also half of the length of the third side.
Calculation:
PR : PQ = 1 : 3
1 unit = 6 cm
PQ = 4 units = 4 × 6 = 24 cm
Then the value of BC = 24×2 = 48 cm
English
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60 Mins English English20 Questions40 Marks12 Mins English English80 Questions160 Marks60 Mins EnglishIn △ABC, AB = AC = 12 cm, BC = 5 cm and D is a point on AC such that DB = BC. What is the measure of CD?
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