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JEE Questions for Maths Trigonometric Ldentities And Equations Quiz 20 - MCQExams.com
JEE
Maths
Trigonometric Ldentities And Equations
Quiz 20
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If A is the area and 2s the sum of 3 sides of triangle, then
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2, 3
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3, 4
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4, 3
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6, 8
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We are given b, c and sinB such that B is acute and b < csinB. Then
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No triangle is possible
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One triangle is possible
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Two triangles are possible
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A right angled triangle is possible
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Right angled
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Equilateral
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Obtuse angled
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If the sides of a triangle are 3, 5, 7 then
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All its angles are acute
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One angle is obtuse
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Triangle is right angled
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If in a triangle PQR, sinP, sinQ, sinR are in A>P., then
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The altitudes are in A.P
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The altitude are in H.P
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The medians are in G.P
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The medians are in A.P
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A.P
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G.P
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H.P
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None of these
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Equilateral
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Isosceles
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Right angled
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None of these
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Scalene
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Equilateral
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Isosceles
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Right angled
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Both I and II are true
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I is true, II is false
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I is false, I is true
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Both I and II are false
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3
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5
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7
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The radius of the triangle whose sides are 3, 5, 6 is
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If the radius of the circumcircle of an isosceles triangle PQR is equal to PQ (= PR), then the angle P is
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In a triangle ABC, a:b:c = 4:5:6. The ratio of the radius of the circumcircle to that of the incircle is
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Which is true in the following?
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The sum of the radii of inscribed and circumscribed circles for an n sides regular polygon of side a, is
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The radius of the incircle of a triangle when sides are 18, 24 and 30 cm is
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2 cm
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4 cm
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6 cm
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9 cm
If the sides of the triangle are 5K, 6K, 5K and radius of incircle is 6 then value of K is equal to
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4
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7
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