Describe two lines that intersect and form right angles.

parallel lines

perpendicular lines

Find the value of c that makes the trinomial a perfect square. x2+8x+c

How do you multiply 45 times 52

Which tool is used to see objects too small to be seen with the human eye? a. telescope b. microscope c. spectrometer d. chromatograph

Find decimal notation for 9/20

There are 450 students at a school. If each classroom holds 30 students, how many classrooms are needed at school?

The label shows nutritional benefits for an entire 12-fluid-ounce sports drink. The beverage company wants to produce a 16-fluid-ounce bottle of the same drink. The 12 oz drink has 120 calories and 24grams of carbohydrates.

At 2:00 p. m. two cars start toward each other from towns 240 miles apart. If the rate of one car is 10 mph faster than the other, how fast does each car go if they meet at 5:00 p. m.

A borrower earns $8,000/month and makes credit card and car note payments of $900. A conventional lender requires a 30% income ratio.

A card is drawn from a well shuffled deck of 52 cards. find the probability of drawing a 7 of hearts

What numbers make 225 when multiplying