What formula would you use to show that side are perpendicular

Zina spends 1.5 hours setting up her sewing machine and making one hat. The total amount of time spent making hats can be represented by the sequence below. 1.5, 2.25, 3.0, 3.75, ...

Rosie works 40 hours a week as an office manager. ifshe made $23,920 last year, how much was she paid per hour?

What is true about the relationship between alternate interior angles?

During my three-week stay in Walla Walla, Washington, it rained for 7 days, it was sunny for 11 days, and it was overcast without rain for 3 days. The next time I go to Walla Walla, I'm staying for a full leap year, or 366 days.

Maxine bought items costing $5.25, $18.99, $2.99, and $17.50. She used a coupon worth $5.50. If Maxine had $60.00 before she went into the store, how much did she have when she left?

Find the LCM of 8, 12, and 16. A. 48 B. 96 C. 192 D. 1536

Evaluate 6x - y if x=5 and y=8

Name two red lines in the diagram that appear to be perpendicular

If the cost is $50 and the selling price is $63 than what percent of increase

Debi walks laps around the mall for exercise during the winter months. The table represents the number of steps recorded on her pedometer as she walks laps around the mall one day.