Math 3 - Ch. 1-9 ICFE Review Page

What is the y-intercept of a line with equation y = 2x + 3?

• 2/3

• 2

• 3

• 5

Translate point B(−2, 5) up 4 units and right 3 units. What are the coordinates of its image, B'?

• (4, 3)

• (2, 8)

• (−5, 1)

• (1, 9)

Expenses for a school play total $175. Tickets are $4 each. Which equation shows the profit y for x tickets sold?

• y = 4x − 175

• y = 4x + 100

• y = 175 − 4x

• y = 100x + 4

Which equation is graphed below?

• y = 2x

• y = −2x

• y = −x − 2

• y = −x + 2

In which quadrant would you find the point (3, −5)?

• I

• II

• III

• IV

Cynthia used 2 1/2 lb of potting soil for her cactus and 3 3/4 lb of potting soil for her violets. If the bag of potting soil held 10 lb, how many pounds are left?

• 3 3/4 lb

• 6 1/4 lb

• 7 1/2 lb

• 16 1/4 lb

Solve n − 1 1/2 = 2 3/5.

• 1 1/10

• 1 2/3

• 4 1/10

• 5 4/10

The sum of the measures of the interior angles of a polygon is 1,260°. How many sides does the polygon have?

• 5

• 6

• 9

• 12

A right triangle has legs of 6 cm and 8 cm. How long is the hypotenuse of the triangle?

• 2 cm

• √28 cm

• 10 cm

• 14 cm

A bucket full of water has sprung a leak. After each hour, the water is 2/3 as high as the previous hour. After 2 hours, the water level is 12 in. How high was the water level before the leak?

• 18 in.

• 27 in.

• 36 in.

• 44 in.