Question
If ‘#’ denotes ‘-‘, @ denotes ‘×’, ‘$’
denotes ‘+’ and ‘%’ denotes ‘÷’, then 20 $ 15 # 10 @ 45 % 15Solution
20 $ 15 # 10 @ 45 % 15 = 20 + 15 – 10 × 45 ÷ 15 = 20 + 15 – 10 × 3 = 20 + 15 – 30 = 35 – 30 = 5
The lengths of three medians in a triangles are 15 cm, 20 cm, 25 cm. What is the area of that traingle (in cm 2 )?
in the given figure, ABCD is a square whose side is 4 cm. P is a point on the side AD. What is the minimum value (in cm) of BP + CP ?
MN is a diameter of a circle with centre O. The tangent at 'P' meets MN produced at 'Q'. If ∠PMN = 44 ° , then find ∠PNQ.
∆ ABC is similar to ∆ DEF. If area of ∆ABC is 9 sq.cm and area of ∆DEF is 16 sq.cm and BC = 2.1 cm. Then the length of EF will be
If G is the centroid and AD, BE, CF are three medians of ∆ABC with area 78 cm² , then the area of ∆EFG is?
The length of a tangent from a point A at a distance 5 cms. from the centre of the circle is 4 cms. Radius of the circle is
A cylinder has a height of 16 cm and a base radius of 7 cm. The cylinder is completely filled with water, and then the water is poured into a conical ve...
If the area of ∆ ABC is 30 cm2 & G is the centroid of ∆ ABC.then the area of the ∆ AGB?
The internal bisector of ∆ABC at ∠A cuts BC on D and cuts the circumcircle at E. If DE = 6cm, AC = 8cm and AD = 10 cm, then find the length of AB?
The perimeter of a rectangular field is 240 meters, and its length is 20% more than its breadth. What is the area of the field?
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