3 + (7 + 12) = 7 + (3 + 12) is what property

Which best describes the triangle or triangles, if any, that can be formed with sides measuring 60 centimeters, 100 centimeters, and 40 centimeters?

Complete the following proof. Given: 2x 11 = 15 Prove: x = 2

Solve this problem. two angles are complementary. one contains 20° more than the other. find both angles.

In what place is the first digit of the quotient for 18.88 divided by 4?

The radius of a semicircle is 3 centimeters. What is the semicircle's diameter?

1/2 of a box of cereal is divided equally between 4 bowls. How much cereal is in each bowl?

Is 1 a prime number? give a reason for your answer

The Blakely family has driven 50 miles of a 200-mile trip. Their car travels 30 miles per gallon of gas. How many gallons of gasoline, g, will the car use on the remainder of the trip?

Planes P and R are parallel, and line l is in plane R. Is it possible that all lines that are perpendicular to j intersect plane A? Question 1 options: Yes no

Write a recursive rule and an explicit rule for the arithmetic sequence 19,9,-1,-11, ...