26d

#### How can I improve my vocabulary?

I notice that on the ACT, I am missing some Reading and English problems because I don't know the meaning of a word. How can I improve?

27d

#### Calculate the number of permutations of 12 items taken 4 at a time. N =

Calculate the number of permutations of 12 items taken 4 at a time.N =

27d

#### Fnet=Fma problems

1) a 500 kg car is travelling at 15 m/s and experiences a forward engine force of 2000N for 3 seconds. The combined frictional forces acting on the car are 600 N. What is the car's acceleration?2)... more

06/21/19

#### Why use "need not" instead of "do not need to"?

The header of [psyco.sourceforge.net](http://psyco.sourceforge.net) states:> High-level languages need not be slower than low-level ones. Why use *need not* instead of *do not need*? What does... more

05/29/19

#### Geometry) Based on the information provided, what is the measure of ∠CBD ? m∠CBD =__________.

Use the figure to answer the question. Based on the information provided, what is the measure of ∠CBD ?m∠CBD =__________.Enter the number that belongs in the blank in the previous sentence, like... more

04/23/19

#### 24x36" picture frame has a uniform width around it. The area is 396. What is the width?

a 24 in by 36 in. picture has a frame of uniform width around it. the area of the frame is 396 in^2. What is the width of the frame?

05/10/18

#### a square and an equilateral triangle are pictured below. If the square and the triangle have the same perimeter, what is the value of x.

square is (5x + 3)           /                 triangle is (7x - 1)     What is the value of x.

08/30/16

#### a bag of colored candles contains 18 red candles and 27 blue candles. what percent of the candles are red?

a bag of colored candles contains 18 red candles and 27 blue candles. what percent of the candles are red?

08/30/16

#### It is for my genetics class

A researcher notices that at the same location in two copies of supposedly identical DNA, one DNA molecule has an A base, whereas the other has a C base. This researcher has just identified a:

11/17/15

#### The perimeter of the rectangular swimming pool is 70 meters .The pool is twice as it is wide .What is the length of the swimming pool

The perimeter of the rectangular swimming pool is 70 meters .The pool is twice as it is wide .What is the length of the swimming pool

12/14/14

#### How do you write a vertex form equation?

When the vertex is (10, 10) and the focus is (10, 12), how do you find and then write a vertex form equation of the parabola?

08/13/14

#### What are the six mains parts of a two-column proof?

What are the six main parts of a geometrical two-column proof?

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