If a four-sided figure has four congruent sides, then it has four right angles. Prove this wrong

F x + y is rational, must x and y each be rational? A) Yes; because the sum of rationals is rational. B) No; because the sum of irrationals is always irrational. C) No; because x and y could be additive inverses of each other.

The following are the temperatures in °C for the first 10 days in January: 1.6, - 9.2, - 6.4, 6, - 3.9, 8, 5.8,1.5,-3.6,-9.4 Calculate the range.

What is a number that when you multiply it by 7 and add 25 to the product, you get 46? answer?

51,988 rounded to the nearest ten thousand

What is the value of the discriminant? 2K2 = 10k - 2

Are a rational expression and its simplified forms equivalent? Provide mathematical examples to support your opinions.

Select all the correct answers. Aisle 2 of a furniture store stocks 4-legged chairs, 4-legged tables, and 3-legged stools. If there are t tables, c chairs, and s stools, which expressions show the total number of furniture legs in aisle 2?

Assume a round of golf requires four hours of leisure time, and attending a concert requires two hours. If the price of a round of golf is $40 and the price of a concert is $80, ceteris paribus, Joe will play

Hans is planting a garden with snapdragons and daisies. The table shows some possible combinations of the two plants. If Hans plants 29 daisies, how many snapdragons will he plant?

Find the greatest common factor (GCF) for each number set 1. 4,10 A. 1 B. 2 C5 2. 25,50 A. 1 B. 5 C. 25 3. 56.63 A. 1 B. 6 C. 7 4. 12,24,48 A. 2 B. 12 C. 24 5. 96,120 A. 2 B. 12 C. 24