Saturday

September 20, 2014

September 20, 2014

Posted by **Marydez** on Monday, October 8, 2012 at 2:38am.

- Mathematics -
**Anonymous**, Monday, October 8, 2012 at 4:42am1) y2+6y+9-4y2 its standard form.

its degree.

2) expand using identity (5b-1/2)2(square)

3) find the product of 3/2xyz(4/9x2(square)y2-2xy)

- Mathematics -
**Steve**, Monday, October 8, 2012 at 10:19amif the nearer point is at distance x from a pole of height h,

h/x = tan 60°

h/(x+20) = tan 30°

substituting the first into the second,

h = (h/tan60° + 20)tan30°

h = (h/√3 + 20)(1/√3)

h = 10(3+√3) = 47.32m

**Answer this Question**

**Related Questions**

maths - The angle of elevation of the bottom of a window 10 meter above the ...

maths - Two vertical poles, 3m and 7m long are on the same straight line with a ...

Trig - A 60-foot flagpole stands on top of a building. From a point on the ...

math - A flagpole and a building stands on the same horizontal level.From the ...

math - a flagpole is 25 feet tall. a truck runs into the pole and bends it at ...

Pre-Calculus - 1.The angle of elevation to top of a building from a point on the...

GEOMETRY - A PERSON STANDING 30 FEET FROM A FLAGPOLE CAN SEE THE TOP OF THE POLE...

Trigonometry - At a point on a level ground, the angle of elevationof a mountain...

Trig - A guy wire attached to the top of an electric pole makes a 70deg angle ...

Trig - A guy wire attached to the top of an electric pole makes a 700 angle with...