573 Answered Questions for the topic Trig

1d

#### (Falling ladder question); A ladder 25 ft long is leaning against a wall. The base of the ladder is pulled away from wall at rate of 2ft/sec.

A ladder 25 feet long is leaning against the wall of a house. The base of the ladder is pulled away from the wall at a rate of 2 feet per second.(a) What is the velocity of the top of the ladder... more

#### Prove the trig identities

3, 9 and 7. Use the above numbers to prove only three of these trig identities.sin x/ 1 + cos x = 1 - cos x/sin x1/ 1 + Cos x = csc^2 x - cot x/sinx x-sin x - cos x cot x= - csc x1 + tan x/ 1 + cot... more

#### Prove the following trig identities

3, 9 and 7. Use the above numbers to prove only three of these trig identities.sin x/ 1 + cos x = 1 - cos x/sin x1/ 1 + Cos x = csc^2 x - cot x/sinx x-sin x - cos x cot x= - csc x1 + tan x/ 1 + cot... more

9d

#### Find the exact value of each trigonometric ratio.

a) cos30°b) sin225°

9d

#### In ∆ABC, where ∠A= 20°, a = 2 cm, and b = 5 cm

Determine the number of triangles that could be drawn with the given measures. Then, find the measures of the other angles and the other side in each possible triangle. Round to the nearest tenth,... more

9d

#### In ∆XYZ, where ∠X = 43°, x = 2 m, and y = 4 m

Determine the number of triangles that could be drawn with the given measures. Then, find the measures of the other angles and the other side in each possible triangle. Round to the nearest tenth,... more

9d

#### Solve the following triangle, rounding answers to the nearest tenth if necessary. In ∆RST, r = 12.6 m, s = 11.5 m, and t = 13.2 m

This is a right triangle, I believe.

9d

#### Solve each triangle. Round each measure to the nearest tenth of a unit.

a)) In ∆ABC, ∠B=90 degrees, ∠C=47.1 degrees, c=9.7 cmb)) In 𝐼𝑛 ∆𝐾𝐿𝑀,∠𝐾 = 90 degrees , 𝑚 = 12.4 𝑐𝑚 𝑎𝑛𝑑 𝑙 = 8.8𝑐m

14d

Alex is 1.80 meters tall. He casts a shadow that is 1.45 meters long. At a distance of 4.95 meters from the tree his shadow reaches the end of a tree's shadow. What is the tree's height?Image... more

15d

Read and solve the word problem using the appropriate strategy: Pythagorean Theorem, Special Right Triangle Rules, or Right Triangle Trigonometry. A flagpole is propped on the east side corner of... more

16d

#### please answer this trig question asap my homework is due today

Question: (please answer this question asap I really need help by today since my homework is due today and if possible can you provide the formula you used?) ﻿Two walls of a canyon form the walls... more

23d

#### trigonometric equations

Solve 6sin(3x)=3 for the two smallest positive solutions A and B, with A < BA =   B =   Give your answers accurate to at least two decimal places.

06/11/21

#### Given the quadratic function f(x)=6x^2+5x

Given the quadratic function f(x)=6x^2+5xCompute f(a+h) − f(a)=______Assuming h≠0, compute f(a+h) − f(a)/h = ____

06/11/21

#### A person standing 299 feet from the base of a church observed the angle of elevation to the church's steeple to be 50 How tall is the church? (Give your answer to the nearest whole number)

A person standing 299 feet from the base of a church observed the angle of elevation to the church's steeple to be 50 How tall is the church? (Give your answer to the nearest whole number) _____ feet more

06/11/21

#### A box with a square base and no top is to be made from a square piece of carboard

A box with a square base and no top is to be made from a square piece of carboard by cutting 7 in. squares from each corner and folding up the sides. The box is to hold 19663 in3. How big a piece... more

06/10/21

#### Find the bearing from Port B to the current location of the ship.

A ship left Port A and sailed 122 miles due east to Port B. From Port B, the ship sailed 253 miles northwest and stopped. Find the bearing from Port B to the current location of the ship.

06/10/21

#### Find θ if d is 2.6 miles. Round to the nearest tenth.

The radar on a ship picks up two shipwrecks, A and B, 5.12 miles beneath the surface. The distance between the shipwrecks is 1.25 miles. The angle of depression to Shipwreck B depends on the... more

06/04/21

#### A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground.

A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground. The angle between the wire and the vertical tower is 48 degrees. Approximate the length... more

06/03/21

#### Let f( x ) = 2 − 3x + 13x^2. Calculate the following values:

Let f( x ) = 2 − 3x + 13x^2. Calculate the following values: f (a)=f(a+h)f(a+h)−f(a) /h= (For h does not equal 0)

## Still looking for help? Get the right answer, fast.

Get a free answer to a quick problem.
Most questions answered within 4 hours.

#### OR

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.