Find a · b. |a| = 9,    |b| = sqrt(14),    the angle between a and b is 45°

Q: Find the reference angle 3) 4x 3. 7t A) 18 B) 3 C) D) 12

A: We have to find

Q: A woman entering an outside glass elevator on the ground floor of a hotel glances up to the top of…

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Q: Jennifer is flying a kite. She is looking up at the kite at an angle of elevation of 39°. If the…

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Q: In the diagram below, SQ and PR intersect at T, PQ is drawn, and PS || QR.

A: We have to decide the similarity between two triangles.

Q: A woman entering an outside glass elevator on the ground floor of a hotel glances up to the top of…

A: Given that, there is a triangle with angle A which is complement of 52 degree   A = 90-52 = 38…

Q: An airplane began its descent when it was 0.8 mile above the ground and 10 miles away from an…

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Q: Jason is flying a kite and has 325 feet of kite string out that is attached to the ground. The angle…

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Q: Q. 24. A.man standing on the deck of a ship, which is 10 m above the water level, observes the angle…

A: let the height of the bill AB is h  m and  C be the position of the ship such that DB = 10 m

Q: A 20 meter long cable is used to support a telephone pole, holding it perpendicular to the ground.…

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Q: Maria is swimming in the ocean and notices a coral reef below her. The angle of depression is 35°…

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Q: The Sibago Island lighthouse in Zamboanga stands on a rock 163.4 meters above sea level. A man in…

A: A

Q: 18. In preparation for an outdoor rock concert, a stage crew must determine how far apart to place…

A: Distance from the center of the front row to each of the speaker is 15 feet. Speakers are placed at…

Q: Find the angle 0 between the lines 3x 5y = 3 and 3x + 5y = 12. Enter your answer in degrees, rounded…

A: Given lines are 3x-5y=3,  3x+5y=12

Q: In the figure below, suppose AOB is a straight line and ¿AOC = 112°. A B What is the measure (in…

A: On solving this we get

Q: If a train climbs at a constant angle of 1.25º, how many vertical meters has it climbed after going…

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Q: Find the angle between v = i + 2j and w = 4i - 3j. Round to the nearest tenth of a degree.

A: To find the angle between  v=i^+2j^w=4i^-3j^

Q: 3. Match the sketch with its corresponding angle: а. 115° b. 350° c. -460° d. -40° A. В. С. D. ++

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Q: park. The angle of elevation from Sara to kite in the sky is 53° and the length of the string is 32…

A: Given:Here the angle of elevation is 53°The length of the string is 32 feet.To find:How…

Q: Shot put In Moscow in 1987, Natalya Lisouskaya set a women’s world record by putting an 8 lb 13 oz…

A: Given,  Natalya Lisouskaya set a women’s world record by putting an 8 lb 13 oz shot 73 ft 10 in.…

Q: AGOT. is 15 m above the ground. How long must a ladder be in order to reach the window if the angle…

A: Multiple questions-"As per our guidelines we are suppose to answer only one question.Kindly re-post…

Q: Kristine observes the top of a lookout tower from a point 270 ft from its base. If the indicated…

A: Given, a right angle triangle where the adjacent length is 270ft and elevation angle is 37 degree.…

Q: find angle A only given that a= 108, b= 132, and c=160   Use the law of sines or the law of…

A: Given- a=108,b=132 and c=160 To find- The value of angle A. Identity Used- The cosine law,…

Q: Find the angle between v = 6i and w = 5i + 4j.Round to the nearest tenth of a degree.

A: we have to find the angle between v=6i and w=5i+4j. we have to round the answer to the nearest tenth…

Q: 21. Dakota's eyes are 6 ft off the ground, he is looking up to the top of the Empire State building…

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Q: In the figure, a person standing at point A notices that the angle of elevation to the top of the…

A: Given: A Person standing at point A  is making an angle of elevation to the top of antenna =46°30' A…

Q: Diana is designing a triangular race course for a sailing regatta. The course is triangular and has…

A: Given query is to find the size of the third side.

Q: From the cliff, 500 ft above the horizontal plane, the angle of depression of a church in the plane…

A: Given that: From the cliff, 500 ft above the horizontal plane, the angle of depression of a church…

Q: 3. From the top of a cliff 52m high, the angles of depression of the 2 ships due east are 36° and…

A: Given Top of cliff=52 Angle of depression=24 and 36

Q: A football lands at the edge of the roof of your school building. When you are 25 feet from the base…

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Q: f a = 43 cm, b : = 14 cm, and c = 32 cm, find the largest angle. (Round your answer to the nearest…

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Q: Find the of her Five functrons bf the Acute Angle Å sec A= 41

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Q: b. In the afternoon, Kirk returns and observes the geyser's spray reach a height of 123 feet when…

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Q: A woman entering an outside glass elevator on the ground floor of a hotel glances up to the top of…

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Q: (a) LABC is a right angle. AB = 8 inches, BC = 11 inches, and AD = 3 feet. D answers to one decimal…

A: AB=8 inches , BC=11 inches

Q: Veronica is standing 14 feet away from a tree. If the angle of depression from the top of the tree…

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Q: Q1. How far is a man from the foot of tower 150 meters high, if the measure of the angle of…

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Q: (a) Find the size of each of the interior angle. | 2r – 5 y 2x + 5

A: According to the given information, it is required to find the size of each angle. Use the property…

Q: Use the Law of Cosines/Sines to find angles A, B, and C. c=7 C b=9.5

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Q: A woman entering an outside glass elevator on the ground floor of a hotel glances up to the top of…

A: for the triangle ABE, use the tan function  tan31=xy y=xtan31

Q: Suppose that you are headed toward a plateau 50 meters high. If the angle of elevation to the top of…

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Q: Find the angle between v = 6i and w = 5i + 4j. Round to the nearest tenth of a degree.

A: u.v=uvcosθ

Q: Find the angle between v = i + 2j and w = 4i - 3j.Round to the nearest tenth of a degree.

A: Consider the given: v→=i+2jw→=4i−3jv→⋅w→=i+2j⋅4i−3j=14+−32=4−6=−2

Q: The incline from the water in the alligator pit to their pen is as pictured below. If x = 6 and y =…

A: The given figure is a right angle triangle Where θ° is to be find. x is the length of opposite side…

Q: Solve for the value of x. State what each angle equals. LA = 2C-> ZD=> BX C (2x (x 35) 75)

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Q: A 20 meter long cable is used to support a telephone pole, holding it perpendicular to the ground.…

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Q: Zayne is standing at the bottom of a hill (point B in the diagram) looking up at his friend who…

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Q: Sabri stands 12 feet away from a tree and measures the angle of elevation to the top of the tree to…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.