# Posts by deepika

Total # Posts: 15

**Trigonometry**

A tree is broken by wind forms a right angled triangle with the ground. If the broken part makes an angle 60 degree with the ground and the top of the tree is now 20 metre from its base,how tall was the tree?

**math**

write down your age. add 5 to it.Multiply the sum by 2. subtract 10 from it. next divide it by 2. what do you get?

**Math**

The sum of five consecutive numbers is 645. Find the numbers.

**Science**

A body is thrown vertically upwards with a velocity of 98m/s. If g=a=9.8 m/s when will it reach its highest point

**st.joseph science**

Calculate the molecular formula of a compound whose empirical formula is CH2O AND vapour density is 30

**physics**

A train blows horn for 5seconds.Find the time for which a person standing at the platform hears the horn if speed of train is 20m/s and speed of sound is 340m/s.

**english**

coaching classes for IIT-JEE and medical enterance exam

**physics(optics)**

It is totally reflected from the second surface and emerges out perpendicularly from third face into air

**bvm**

one of the angle of rhombus is 65°. what will b the sum of larger angle and twice the smaller angle of the rhombus?

**math olympiad**

Please want the ans

**math olympiad**

If the digonal of a rectangle is square root of 89. Find the lenght and breadth ?

**science-physics**

20s

**trig**

if x is an acute angle and sinx= cosx then find the value of x?

**Geometry**

Rishi swam nine lengths.how far did he swim?

**Physical Education**

ok.done a gud job

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