Algebra 1 Midterm Exam

Simplify.

 $-8\sqrt{726}$  

•  $-88\sqrt{6}$  

•  $-90.75$  

•  $-986\sqrt{6}$  

•  $-2,904$  

Which sum is rational?

• $\pi+18$

• $\sqrt{25}+\ 1.75$

• $\sqrt{3}+\ 5.5$

• $\pi+\sqrt{2}$

Tags

CCSS.7.NS.A.1D

Which expression is equivalent to this expression?

 $2\sqrt{8}\cdot\sqrt{20}$  

•  $2\sqrt{28}$  

•  $5$  

•  $8\sqrt{10}$  

•  $32\sqrt{10}$  

In which expression is the coefficient of the n term -1?

• $3n^2+4n\ -\ 1$

• $-n^2+\ 5n\ +\ 4$

• $-2n^2-n\ +\ 5$

• $4n^2\ +\ n\ -\ 5$

Tags

CCSS.6.EE.A.2B

Sarah swam 200 meters in 2 minutes 42 seconds. If each lap is 50 meters long, which time is her estimated time, in seconds, per lap?

• 32

• 40

• 48

• 60

Tags

CCSS.8.EE.C.7B

A rectangle has a length of 12 meters and a width of 400 centimeters. What is the perimeter, in cm, of the rectangle?

• 824

• 1600

• 2000

• 3200

Tags

CCSS.2.MD.A.2

Which product is irrational?

• $\sqrt{2}\cdot\sqrt{50}$

• $\sqrt{64}\cdot\sqrt{4}$

• $\sqrt{9}\cdot\sqrt{49}$

• $\sqrt{10}\cdot\sqrt{8}$

 $What\ is\ the\ product\ of\ 7x-4\ and\ 8x+5?$  

•  $15x\ +\ 1$  

•  $30x\ +\ 2$  

•  $56x^2+\ 3x\ -\ 20$  

•  $56x^2-\ 3x\ +\ 20$  

Tags

CCSS.HSA.APR.A.1

 $The\ \exp ression\ s^2\ is\ used\ to\ calculate\ the\ area\ of\ a\ square,\ where\ s\ os\ the\ side\ length\ of\ the\ square.\ \ What\ does\ the\ \exp ression\ \left(10x\right)^2\ represent?$  

• the are of a square with side 5

• the area of a square with side 20

• the area of a square with side length of 5x

• the area of a square with side length of 10x

Tags

CCSS.8.EE.A.2

A model of a house is shown. What is the perimeter, in units, of the model?

• 32x + 12

• 46x + 25

• 50x + 11

• 64x + 24

Tags

CCSS.3.MD.D.8