Q. 1 C5.0( 7 Votes )
Let us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
the length of a side is 6.2 cm. and measures of two angles adjacent to this side are 50° and 75°
Answer :
Steps of Construction:
1. Construct triangle of given dimensions.
2. Name it as ΔABC.
3. Draw angle bisector of ∠A.
4. Draw angle bisector of ∠B.
5. They intersect at O.
6. Draw perpendicular on AB through O.
7. The perpendicular intersects with AB at P.
8. With O as center and OP as radius, draw a circle.
9. The inradius of the triangle, OP = 1.8cm.
Rate this question :
Quiz | Criterion of Similarity of Triangle45 mins
Beauty of a Poem58 mins
Role of a Comma44 mins
Working of a Neuron39 mins
Champ Quiz | Zero of a Polynomial30 mins
Formulas- Not a Name of a Car48 mins
NCERT | Power of a Lens31 mins
Geometrical Meaning of the Zeroes of a Polynomial33 mins
Rakshabandhan Special - Tale of a Soldier24 mins
Becoming a bilionaire -learning fundamentals of money48 mins
Let us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
the length of a side is 6.2 cm. and measures of two angles adjacent to this side are 50° and 75°
West Bengal Board - MathematicsLet us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
a triangle is an isosceles triangle, having the 10 cm. length of base and each of the equal angle is 45o
West Bengal Board - MathematicsLet us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
the lengths of three sides are 7 cm., 6 cm., and 5.5 cm.
West Bengal Board - MathematicsLet us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
the length of two sides are 7.6 cm., 6 cm. and the angle included by those two sides is 75°.
West Bengal Board - MathematicsLet us draw the following triangles and by drawing incircle of each circle, let us write by measuring the length of inradius in each case.
a triangle is a right-angled triangle of which the length of hypotenuse is 9 cm. and another side 6.5 cm.
West Bengal Board - Mathematics