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Question 1
The perimeters of two similar triangles are 30 cm and 20 cm respectively. If one side of the first triangle is 9 cm. Determine the corresponding side of the second triangle.
Question 2
The area of similar triangles ABC and DEF are 20 cm2 and 45 cm2 respectively. If AB = 5 cm, then DE is equal to :
Question 3
If area of an equilateral triangle is a and height is b then the value of 
will be how much?
will be how much?Question 4
If the orthocenter and the centroid of a triangle are the same, then the triangle is:
Question 5
What is the area of a largest triangle that can be inscribed in a circle of radius 
?
? Question 6
ABC is a right triangle. 
, 
then: 
Question 7
ΔABC is similar to ΔPQR. Length of AB is 36 cm and length of the corresponding side PQ is 16 cm. If area of ΔABC is 1296 sq cm, what is the area of ΔPQR?
Question 8
An equilateral triangle ABC having its centroid as G as shown in figure. If AB = 12 cm, then find the length of AG?
Question 9
D and E are points on side AB and AC of ΔABC DE is parallel to BC If AD:DB = 2:3 and area of ΔABC is 100 sq cm, what is the area (in sq cm) of quadrilateral BDEC?
Question 10
PQRS is a square whose side is 20 cm. By joining opposite vertices of PQRS are get four triangles. What is the sum of the perimeters of the four triangles?
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Oct 29ESE & GATE EE
