83 Answered Questions for the topic Trignometry

Trignometry Math

06/19/20

find the exact value

Use a sum or difference formula to find the exact value of the following. sin (7pi )/(30) cos (7pi )/(60)+ cos(7pi )/(30) sin (pi )/(60)
Trignometry

06/06/20

sin^2(45+theta) + sin^2(45-theta) = 1

Trignometry Precalculus

03/05/20

Solve the equation on the interval [0,2 pie)

4 cos^2 x=1x= ? Type an exact answer use integers of fractions for any number in the expression
Trignometry

02/01/19

verifying trignometric identities

(sec^4x-1)/(tan^2x)=tan^2x+2
Trignometry

01/12/19

Angle AOB has a measure of 2π 3 radians. The shaded region (a sector of the circle) has an area of 12π 2 cm . Find the exact area of triangle AOB.

Angle AOB has a measure of 2π 3 radians. The shaded region (a sector of the circle) has an area of 12π 2 cm . Find the exact area of triangle AOB.using trignometry
Trignometry

09/08/18

Trig Question

A 100-foot wire is attached to the top of an antenna. The wire touches the ground and an angle of 28º. How tall is the antenna to the nearest foot?
Trignometry

09/03/18

Prove that tanx+cotx=2cosec2x and deduce tan75°+cot75°=4

How to solve this  
Trignometry

08/20/18

A small radio transmitter broadcasts in a 47 mile radius. If you drive along a straight line from a city 65 miles north of the transmitter to a second city 59 m

A small radio transmitter broadcasts in a 47 mile radius. If you drive along a straight line from a city 65 miles north of the transmitter to a second city 59 miles east of the transmitter, during... more
Trignometry

08/19/18

Proove SinA + CosA > 1

Steps to proove the above equation
Trignometry

08/16/18

Trigonometry

Mr Rynne, who is 188cm, is flying a drone in the park. He looks up at a 30 degree angle towards a tree that is 20m from him and sees a bird chirping in it. The bird is chirping at the drone that is... more
Trignometry

07/23/18

Tan theta+sin theta/tan theta-sin theta=sec theta+1/sec theta-1

Want asap
Trignometry

07/16/18

2cosec² 23° cot²67°-sin²23°-sin²67°-cot²67° is equal to what

please answer it with solution
Trignometry

07/16/18

If 5tan$=4 then 5sin$-3cos$/5sin$+2cos$ is what

please tell the answer with solution 
Trignometry

07/16/18

Value of cos1cos2...cos178cos179 is what

Answer this question with solution 
Trignometry

06/06/18

If tan theta + 1/tan theta = root 2 then find tan square theta + 1/tan square theta

This question is asked by the CBSE BOARD and I could not find the answer of this question. So can anyone send me the answer.  
Trignometry Math Math Help

05/11/18

Trigonometry Question ANSWER ASAP!

John is trying to bring his new painting into the house but there is a problem: the door of the house is 5'7 tall and 2' wide; the painting is 5' 9' tall and 7'10 wide and if it is tilted more than... more
Trignometry

03/26/18

Given that tanA is 1/√5 ..find the value of cosec a -sec²A÷cosec²A+sec²A

 Related to trignometry
Trignometry

03/20/18

A circle has a radius of the square root of 45 and is centered at -2.4,-4.8. Write the equation of this circle

I need a lot of help with this specific question.

02/24/18

The magnitude of the sum of two vectors A and B, |A+B| is equal to |A| + |B|

Choices: A. Vectors A and B are perpendicular. B. Vectors A and B are in opposite directions. C. Vectors A and B are in the same direction.   What's the correct answer between them, and why... more
Trignometry

02/10/18

Solve the equation in the interval [0,360) for 11sin^2x-7sinx=2

it needs to be done without a calculator.. 
Trignometry

01/31/18

If sin theta -cos theta=1/2 then find the value of 1/sin theta +cos theta

Plase help in my maths b3cause mey maths is weak and tell answe4 as soon as possibli because it is my mother mobile
Trignometry

12/18/17

trignometry

the angle of elevation of the top of the incomplete vertical pillar at a horizontal distance of 100m from its base is 45.if the angle of elevation of the top of the complete pillar at the same... more

12/12/17

Solving a trigonometric equation

A point on an industrial flywheel experiences a motion described by the function h(t)=13cos(pi/0.35)t + 15.   What is the general solution for the time it takes to reach maximum... more
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