मान ज्ञात कीजिये : √64 – 3√64

# Hotel Management

## Difference between circumference and diameter of a circle is 180 meter, then what is the radius of t….

Difference between circumference and diameter of a circle is 180 meter, then what is the radius of the circle?

## If the radius of a circle is increased by 80% then finds the percentage change in its area…..

If the radius of a circle is increased by 80% then finds the percentage change in its area.

## The length of the chord of a circle is 8 cm and perpendicular distance between centre and the chord ….

The length of the chord of a circle is 8 cm and perpendicular distance between centre and the chord is 3 cm. Then the radius of the circle is equal to:

## D and E are the mid-points of AB and AC of ∆ABC; P is the mid-point on BC. Then,….

D and E are the mid-points of AB and AC of ∆ABC; P is the mid-point on BC. Then,

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## D तथा E, ΔABC की ABतथा AC भुजाओं के मध्य बिन्दु….

D तथा E, ΔABC की ABतथा AC भुजाओं के मध्य बिन्दु हैं। P, BC भुजाओं के मध्य बिन्दु हैं।तदानुसार निम्न में क्या सही है?

## Two circles of radii 10cm and 8 cm intersect and the length of the common chord is 12 cm. find of th….

Two circles of radii 10cm and 8 cm intersect and the length of the common chord is 12 cm. find of the common chord is 12 cm. find the distance between their centres.

## If O is the circumcentre of ∆PQR, such that ∠OQR = 30°, then find ∠QPR?….

If O is the circumcentre of ∆PQR, such that ∠OQR = 30°, then find ∠QPR?

## Find the value of sin2 15+ sin2 75….

Find the value of sin2 15+ sin2 75

## sin2 15+ sin2 75 के मूल्य का पता लगाएं।….

sin2 15+ sin2 75 के मूल्य का पता लगाएं।

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