MEDIUM
Earn 100

The distance from the origin to the centroid of the triangle whose vertices are and .
(a)
(b)
(c)
(d)

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Important Questions on Triangle
EASY
The measures of the sides of a triangle are 7, 8 and 9 cm. Find the length of the largest side of a similar triangle whose shortest side is 35 cm.
(A) 55 cm
(B) 40 cm
(C) 45 cm
(D) 50 cm

EASY

EASY

MEDIUM

MEDIUM

MEDIUM
X, Y and Z are the midpoints of the sides of ∆PQR. If the perimeter of ∆XYZ is 32 units, find the perimeter of ∆PQR.
(A) 128 units
(B) 64 units
(C) 96 units
(D) 160 units

EASY

EASY

MEDIUM

EASY

MEDIUM

HARD

EASY
The angles of a triangle are in the ratio of 1 : 2 : 3. What is the measure of the smallest angle (in degrees)?

HARD


EASY

EASY

EASY

HARD
Let be a triangle and be a point on side closer to vertex than . Let be a point on side such that is parallel to and let be a point on side such that is parallel to . If the area of the quadrilateral is equal to of the area of , then the ratio equals

HARD

