40 pts! A triangle has side lengths 15 cm, 20 cm, 36 cm. Is the triangle a right triangle?

Show your work or explain your answer.

The measure of an angle is 39°. What is the measure of its complementary angle?

Martha has a healthcare plan with $20 co-pays to see doctors, $10 co-pays for prescription drugs, and an annual deductible of $1,000. In April she had to pay $1,300 for knee imaging and diagnostics out of her own pocket.

The cash register at the ice cream store started the day with $120. During the day, the store earned $ 56 selling ice cream. The manager also paid for a delivery out of the cash register. At the end of the day, the cash register had $141.

How do you simplify radical square roots

Write an equation of your own that has infinitely many solutions. transform the equation to demonstrate that it has infinitely many solutions

Zack says that the probability of rolling a number less than 4 on a six-sided number cube is 4/6. Valeria says that the probability is 3/6. Who is correct? Explain.

The unit price of hot dogs is $0.50/hot dog. How much will 12 hot dogs cost?

The formula to convert °F to °C is C = 5/9 (F - 32). 50°C = 122 °F Why do you multiply 50 by the reciprocal of 5/9

Yan is climbing down a ladder. Each time he descends four rings on the ladder, he stops to see how much farther he has to go. Which word in the problem indicates that a negative integer should be used 1 : Climbing 2: Stops 3: Descends 4: Farther

If a hat that costs $30 is discounted by 15%, what's the sale price?