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655

help geometry

Triangle ABC is isosceles with AB = BC. If AC = 20 and ABC = 240, then find the perimeter of triangle ABC.

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Guest Jun 19, 2020

1806

A ball is thrown in air and it's height, h(t) in feet, at any time, t in seconds, is represented by the equation h(t)=−4t2+16t. When is the

A ball is thrown in air and it's height, h(t) in feet, at any time, t in seconds, is represented by the equation h(t)=−4t2+16t. When is the ball higher than 12 feet off the ground?

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Guest Jun 19, 2020

1301

+98

How is the product of a complex number and a real number represented on the coordinate plane?

How is the product of a complex number and a real number represented on the coordinate plane?
a. When 6 + 4i is multiplied by 3, the result is 18 + 12i. Graphically, this shows that the product is a scalar and a 90° counterclockwise rotation read more ..

ocmaz Jun 19, 2020

1411

+98

What angles are coterminal to an angle measuring −5π/3 or 8π/7?

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ocmaz Jun 19, 2020

682

+98

What is the component form of the vector represented by 8a when a⃗ =〈−5,3〉?

ocmaz Jun 19, 2020

1320

+98

please help me

Consider △ABC, where a = 7, c = 10, and m∠C=38∘.
What are the measures of the missing angles and missing side?
Enter your answer by filling in the boxes. Enter all values rounded to the nearest tenth.

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ocmaz Jun 19, 2020

1052

+98

prove the trigonometric identity.

prove the trigonometric identity.
cscx cosx / tanx + cotx = cos^2 x

Drag an expression to each box to correctly complete the proof. read more ..

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ocmaz Jun 19, 2020

730

+98

Which equation is the polar equivalent to the equation y=√3x?

Which equation is the polar equivalent to the equation y=√3x?
a. θ=π/6
b. θ=π/3
c. θ=2π/3 read more ..

ocmaz Jun 19, 2020

637

help

Find the shaded area.
Note: The shaded area is a rectangle.

read more ..

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Guest Jun 19, 2020

596

geometry

Simplify

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Guest Jun 19, 2020

625

Help Needed.Only 2 questions. Heureka can you help me?

Directions: Reference the number line to solve each question. Some fractions may need to be simplified or, when turned into a percent, rounded to the nearest percent.

read more ..

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Guest Jun 19, 2020

480

help

Once upon a time, there was a merchant selling livestock in a market: hens, pigs, and ducks. Each hen cost 27 shillings. Each p*g cost 29 shillings. Finally, each duck cost 34 shillings.
Then there were three farmers coming to buy these animals read more ..

Guest Jun 19, 2020

626

help

What is the remainder when 7^{42} is divided by 16?

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Guest Jun 19, 2020

616

helppp!

I have got 100 lamp bulbs with 100 switches. Initially all switches are turned off. After that I change the position of each switch. After that I change the position of each second, third, fourth... hundredth switch. How many bulbs will light up?
read more ..

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Guest Jun 19, 2020

634

Halp!

1. Find constants A and B such that for all x such that x ≠ -1 and x ≠ 2. Give your answer as the ordered pair (B,C).

2. Suppose that What is the maximum possible value read more ..

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Guest Jun 19, 2020

626

+867

i need some help!

Find all values of t such that . If you find more than one value, then list the values you find in increasing order, separated by commas.

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AnimalMaster Jun 19, 2020

646

help

Compute

Note: The denominators follow a quadratic function.

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Guest Jun 19, 2020

623

help

x is a real number such that x - 1/x = 3. Find all possible values of x + 1/x.

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Guest Jun 19, 2020

612

help

If ab = 15 and a^2 + b^2 = 40, then find the value of (a + b)^4 - (a - b)^4.

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Guest Jun 19, 2020

572

help

How many coins do you need to move in the diagram on the left to make it look like the diagram on the right?

read more ..

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Guest Jun 19, 2020

521

help

The diagram above shows how an equilateral triangle can be cut into four pieces and rearranged to form a square.
If the length of the square is 1327, find the length of the triangle, correct to the nearest whole number.
read more ..

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Guest Jun 19, 2020

914

ahhhhh help :0

Triangle xyz is equilateral, with o as its center. A point p is chosen at random, inside the triangle. Find the probability that point p is closer to point o than to any of the vertices. (In other words, find the probability that xp is shorter read more ..

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Guest Jun 19, 2020

686

No answers just hints please

Angle bisectors $\overline{AX}$ and $\overline{BY}$ of triangle $ABC$ meet at point $I$. Find $\angle C,$ in degrees, if $\angle AIB = 109^\circ$. Could you please help. I just need a few hints. I don't want the answer.

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LinTaeyang7 Jun 19, 2020

Jun 18, 2020

656

help

If x + y + z = 26 and 1/x + 1/y + 1/z = 31, then find x/y + y/x + x/z + z/x + y/z + z/y.

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Guest Jun 18, 2020

All Questions ⁺⁰238403 Questions

help geometry

A ball is thrown in air and it's height, h(t) in feet, at any time, t in seconds, is represented by the equation h(t)=−4t2+16t. When is the

How is the product of a complex number and a real number represented on the coordinate plane?

What angles are coterminal to an angle measuring −5π/3 or 8π/7?

What is the component form of the vector represented by 8a when a⃗ =〈−5,3〉?

please help me

prove the trigonometric identity.

Which equation is the polar equivalent to the equation y=√3x?

help

geometry

Help Needed.Only 2 questions. Heureka can you help me?

help

help

helppp!

Halp!

i need some help!

help

help

help

help

help

ahhhhh help :0

No answers just hints please

help

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