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Eshita Rastogi
Subject: Maths
, asked on 19/8/17
i don't understand how to draw the figure in this question please help me doing this.
Answer
2
Deep Sahu
Subject: Maths
, asked on 13/8/17
Question no. 7
Answer
1
Prateek Kumar
Subject: Maths
, asked on 6/8/17
Please solve Q16 1st part
Answer
1
Abhishek
Subject: Maths
, asked on 3/8/17
If 3 cos =1 , then find 6sin^2 + tan^2 / 4cos
Answer
1
Ayush Shah
Subject: Maths
, asked on 3/8/17
A boy is standing between two buildings of same height. He fires a gun . He hears an echo from the first building after 1sec. He hears an echo from the second building after 2secs. If the distance between the two buildings is 200mts. Find the position of the boy?(speed of sound=340m/s)
Answer
1
Sandip Singha
Subject: Maths
, asked on 28/7/17
How trigonometry is related with solar and lunar eclipse[including difference of distance]?
PLEASE PROVIDE ME THE PROPER ANSWER VERY FAST,IT IS VERY URGENT.
Answer
1
Aditya Anand
Subject: Maths
, asked on 21/7/17
Third question
Answer
1
Aditya Anand
Subject: Maths
, asked on 21/7/17
First question
Answer
1
Aditya Anand
Subject: Maths
, asked on 21/7/17
2) If
$(1+\mathrm{cos}\alpha )(1+\mathrm{cos}\beta )(1+\mathrm{cos}\gamma )=(1-\mathrm{cos}\alpha )(1-\mathrm{cos}\beta )(1-\mathrm{cos}\gamma ).$
Show that one of the value of each member of this equality is
$\mathrm{sin}\alpha \mathrm{sin}\beta \mathrm{sin}\gamma .$
Answer
1
Varun Manoj
Subject: Maths
, asked on 18/7/17
If two towers of height x m and y m subtend angles 45 and 60 respectively at the centre of a line joining their feet, find the ratio ( x+ y) : y
Answer
1
Varun Manoj
Subject: Maths
, asked on 18/7/17
Find the length of shadow of the ground of a pole of height 18m when the angle of elevation of the sun is theta, such that theta=6/7
Answer
1
Champ Jee
Subject: Maths
, asked on 8/7/17
A round balloon of radius r subtends an angle alpha at the eye of the observer while the angle of the elevationof its centre is beta. Prove that the height of the centre of the balloon is r sin beta cosec a/2.
(What does it mean by height of centre) Provide full solution, please.
Answer
1
Gunjan Joshi
Subject: Maths
, asked on 4/7/17
In the triangle ABC, ∠ABC = 105° and ∠BAC = 30°. Also, the length of BC =
cm.
The area of ΔABC ?
Answer
1
Aditya Pandey
Subject: Maths
, asked on 15/6/17
please answer
Answer
1
Aditya Anand
Subject: Maths
, asked on 11/6/17
if tan^2 alpha = 1 + 2 tan^2 beta, prove that 2 sin^2 alpha = 1 + sin^2 beta
Answer
1
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What are you looking for?

PLEASE PROVIDE ME THE PROPER ANSWER VERY FAST,IT IS VERY URGENT.

(What does it mean by height of centre) Provide full solution, please.

In the triangle ABC, ∠ABC = 105° and ∠BAC = 30°. Also, the length of BC = cm.

The area of ΔABC ?