In triangle PQR length of the side QR is less than twice the length of the side PQ by 2 cm. Length of the side PR exceeds the length of the side PQ by 10 cm. The perimeter is 40 cm. The length of the smallest side of the triangle PQR is :
In the given figureΔABO ∼ ΔDCO. IfCD = 2cm, AB = 3 cm, OC = 3.2 cm, OD = 2.4 cm, then
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Two isosceles triangles have equal angles and their areas are in the ratio 16 : 25. Then, the ratio of their corresponding heights is
If PQR is an isosceles triangle and M is a point on QR such that PM⊥QR,then
In trapezium ABCD, if ABDC, AB = 9 cm, DC = 6 cm and BD = 12 cm, then BO is equal to
Two poles of height 8 m and 13 m are standing 12 m apart. The distance between their tops is
If ΔABC ∼ ΔEDF and ΔABC is not similar to ΔDEF, then which of the following is not true?
In the adjoining figure AC  BD. If AC = 6 cm, AE = 3 cm, EB = 4 cm, ED = 8 cm, then CE and BD are respectively
A semicircle is drawn on AC. Two chords AB and BC of length 8 cm and 6 cm respectively are drawn in the semicircle. What is the measure of the diameter of the circle?
The length of the second diagonal of a rhombus whose side is 5 cm and one of the diagonal is 8 cm is
In the given figures the measures of ∠P and ∠R are respectively
ABC is a right triangle right angled at B. BD is the altitude through B. If BD = 4 cm and AD = 3 cm then AC is equal to
The length of the side of a rhombus whose diagonals are of lengths 24 cm and 10 cm is
In the given figure if AT = AQ = 6, AS = 3, TS = 4, then
The areas of two similar triangles are 100cm^{2 }and 49 cm^{2}. If the altitude of the larger triangle is 5 cm, then the corresponding altitude of the other triangle is equal to
A man goes 15 m due west and then 8 m due north. How far is he from the starting point ?
If D is a point on side BC of ΔABC such that BD = CD = AD, then
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116 videos420 docs77 tests
