All Questions ⁺⁰230410 Questions

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449

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similar triangles

In the diagram shown here (which is not drawn to scale), suppose that triangles ABC and PAQ are similar, and triangles ABQ and QCP are similar. If angle BAC = 60 degrees, then compute angle PQC.

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Guest Jan 3, 2021

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543

2

rectangular region

Consider the rectangular region with the following points as vertices: (5,4), (-5,4), (-5,-8), (5,-8) How many points with integer coordinates will be strictly in the interior of this rectangular region?

Guest Jan 3, 2021

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530

1

Pls help

What number must be placed in the box in the equation below to produce an equation that has more than one solution:

Guest Jan 3, 2021

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405

1

Pls help

Guest Jan 3, 2021

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443

2

geometry

The diagram shows four unit circles and two squares. The gray square is formed by the tangency points between the circles. The blue square is formed by joining the midpoints of each arc that are formed by tangency points.
Find the difference of read more ..

jugoslav ●●

Guest Jan 3, 2021

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313

1

stuck on geo problem

If angle BAC = angle DBC, find AD + AB.

Guest Jan 3, 2021

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530

2

counting combinations

How many combinations of pennies (1 cent), nickels (5 cents) and/or dimes (10 cents) are there with a total value of 30 cents?

Guest Jan 3, 2021

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440

1

+4

Right angles

What is the value of x in the diagram?

The diagram:
https://latex.artofproblemsolving.com/2/8/b/28b17b52fcef38528e8b5b98d94cd530c8ee2f7f.png read more ..

sooyaaa Jan 3, 2021

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416

2

help please

A parallelogram ABCD has perimeter equal to 124 . Let E be the foot of the perpendicular from A to BC, and let F be the foot of the perpendicular from A to CD. If AE= 7 and AF=24, what is the area of the parallelogram?

Guest Jan 3, 2021

+1

511

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+407

Need help please ASAP

A, B, C, and D are positive digits such that Find A+B+C+D.

ss333 Jan 3, 2021

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618

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the clearance volume is 22.95cc what is the compression ratio

What is the answer?

Guest Jan 3, 2021

+1

508

3

I need help with these pls

1) Find the remainder when g(x) = 5x^9 - 4x^2 +2 is divided by 5x-10.

2) Find the remainder of f(x) divided by x^2 - 1 when f(x) = x^10 - 8x^8 - 8x^3 + 12x^2 -5x - 5.
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Guest Jan 3, 2021

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546

1

help pls nowwwww

which of the following statements are correct?
A. If one interior angle of a parallelogram is a right angle, then the parallelogram must be a rectangle.
B. If two diagonals of a rectangle are perpendicular, then the rectangle must be a square.
C. read more ..

Guest Jan 3, 2021

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393

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Area of quadrialteral

\(PT=18,RQ=4,TR=6\) and area of \(\triangle PTS=27.\) read more ..

Guest Jan 3, 2021

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262

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algebra

Find a polynomial f(x) of degree 5 such that both of these properties hold:
f(x) + 1 is divisible by (x + 1)^3.
f(x) - 1 is divisible by (x - 1)^3.

Guest Jan 3, 2021

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409

1

help with angles

In the given figure O is the centre of the circle, BC and CD are two equal chords and angle OBC = 70 degrees. You have to find sum of angle BAC + angle BFD + angle CED (in degrees).

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Guest Jan 3, 2021

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374

1

geometry problem

The figure is drawn on a square grid as shown.
Find the marked angle in degrees.

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Guest Jan 3, 2021

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318

1

sequence

The sequence 2, 3, 5, 6, 7, 10, 11, contains all the positive integers from least to greatest that are neither squares nor cubes. What is the 500th term of the sequence?

Guest Jan 3, 2021

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576

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probability

Each outcome on the spinner below has equal probability. If you spin the spinner three times and form a three-digit number from the three outcomes, such that the first outcome is the hundreds digit, the second outcome is the tens digit and the third outcome read more ..

Guest Jan 3, 2021

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524

1

A bag contains 4 balls

A bag contains 4 balls. Each ball is a single color, and 3 distinct colors are represented in the bag. What is the probability that the first 3 balls selected without replacement are the same color? Express your answer as a common fraction.

Guest Jan 3, 2021

+1

489

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+273

Math help! Thanks!

Line represents the graph of 3x + 4y = -14. Line passes through the point (-5,7) , and is perpendicular to line . If line represents the graph of y=mx+b, then find m+b.

TheEarlyMathster Jan 3, 2021

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455

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Solving three equations for x

I managed to get a start on the first one, but now I'm stuck. I have no clue how to do the other two.

a. read more ..

Guest Jan 3, 2021

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