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1,084 Answered Questions for the topic ACT Math

Act Math Math Sat Math Elementary Math

11/17/20

An object moves in simple harmonic motion with period 6 minutes and amplitude 13 . At time t=0 minutes, its displacement d from rest is -13m , and initially it moves in a positive direction.

Give the equation modeling the displacement d as a function of time t.

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Act Math Math Sat Math Mathematics

11/14/20

Quadratic function and equation in one variable

A cuboid.Height = (2x-5) cmWidth = 4 cmLength = (x+3) cmGiven that the volume of the cuboid is 252 cm3. Find the total surface area, in cm2, of the cuboid.

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Act Math Math Sat Math Mathematics

11/14/20

Quadratic function and equation in one variable

Azri wants to fence his garden with wire fences. He bought 3 rolls of wire fences with a length of each roll of 45 m. Given the area of the garden is 675 m2. If the length of the garden is 30 m... more

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Act Math Math Sat Math Maths

11/14/20

Quadratic function and equation in one variable

A particle moves along a straight line through a fixed point O. The speed, v ms-1, is given by v =2t2 - 9t + 16, where t is the time in seconds after the particle leaves the fixed point O. Find the... more

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Act Math Math Algebra 1 Algebra 2

11/12/20

Trigonometry Identities Question

Which theorem justifies each statement?Cos (68º) and Cos (22º) = AnswerSin (160º) and Sin (20º) = AnswerTan (187º) and Tan (7º) = AnswerTheorems : Complements / Supplements / Half-turn ... more

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Act Math Math Algebra 1 Algebra 2

11/12/20

Trigonometry Question

If sin A = 0.2148, then what is sin (180 - A) ?

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Act Math Math Algebra 1 Algebra 2

11/12/20

Trigonometry Question

If tan A = 3, what is tan (-A) = ?

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Act Math Math Algebra 1 Algebra 2

11/12/20

Trigonometry Identities Question

If sin A = 24/25, what are two other possible values of cos A

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Act Math Math Sat Math Algebra

11/12/20

A cyclist rides his bike at a speed of 40 kilometers per hour. What is this speed in miles per hour? How many miles will the cyclist travel in 3 hours?.. assume that 1 mile is equal to 1.6 kilometers.

Can someone please help (do not round answer)

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Act Math Math Calculus Sat Math

11/11/20

Math Calculas 1

The height of an equilateral triangle is decreasing at a rate of 0.5 centimeters per second. Find the rate of change of the area of the triangle when its height is 6 centimeters.

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Act Math

11/10/20

Find standard form

(h,k)=(-5,3), (x,y)=(2,9)

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Act Math Math Algebra 1 Algebra 2

11/09/20

Measurement of a circle question

Suppose the blades of a wind turbine are 16' long. What is the distance traveled by a point on its tip as the blade rotates 3/5 of a revolution? (must use π key and round to the nearest tenth

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Act Math Math Calculus Sat Math

11/06/20

please help me. Determine, with support, a rational please help me .function of the form f(x) = g(x)/h(x) that has the following features. Justify your thinking for full marks.

 x − intercept: x =2/3 y − intercept: y = −4 point discontinuity (a hole) at (4, 4) a horizontal asymptote at y = 6 a vertical asymptote at x = −1

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Act Math Math Algebra 1 Algebra 2

11/03/20

Trigonometry Question

In triangle RST, r = 10, s = 12, t = 14, and m/ T = 52º. Find m/ R.Round to the nearest tenth

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Act Math Math Calculus Geometry

11/03/20

Trigonometry Question

Find the area of triangle ABC where a = 35, b = 26, and m/ C = 95º 52".Round to the nearest tenth

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Act Math Sat Math

11/03/20

math Algerbra wordproblem

Eugene’s cell phone service contract requires him to pay $45.00 a month for basic service in addition to $0.15 for each text message. If Eugene’s bill was $687.00 last month, how many text messages... more

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Act Math Algebra 1 Algebra 2 Calculus

11/03/20

Trigonometry Question

Determine which formula can be used to find the required measurement directly.Given: a, b, c Find: m/ C = AnswerGiven: b, c, m/ C Find: a = AnswerGiven: a, c, m/ B Find: b =... more

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Act Math Algebra 1 Algebra 2 Calculus

11/03/20

Trigonometry Question

It is 1.9 miles from a house to a restaurant and 1.2 miles to a pier. The angle between the two lines of sight is 87 degrees. How far is it from the pier across the water to the restaurant?Round... more

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Act Math Algebra 1 Algebra 2 Calculus

11/03/20

Trigonometry Question

In Triangle(XYZ) , x = 12", y = 14", and z = 16". Find m/ Z and m/ X.m/ Z = Answer (Round to the nearest whole degree)m/ X = Answer (Round to the nearest whole degree)

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Act Math Algebra 1 Algebra 2 Calculus

11/03/20

Trigonometry Question

In Triangle(ABC) , m/ A = 36º 42' 15", m/ B = 28º 50' 35", a = 105 ft, and b = 85 ft. Find the length of side c.c = Answer (round to the nearest tenth)

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