How do you determine which place value to use when estimating products?

One angle is three times another if the angles are complementary find their measurements

What is the circumference of a circle with a diameter of 4 feet? (use 3.14 for pi) 12 ft. 12.56 ft. 16 ft. 25.12 ft.

What is - 2y to the third power when y=-5

The sum of five times a number and three equals twenty three. find the number

Which of the following equations uses the commutative property of addition to rewrite 4.8 + 5.2?

Which equation is true for x = 4? A) 2x + 5 = 25 B) 3x + 5 = 17 C) 5x - 18 = 7 D) 6x - 10 = 26

Which decimal number is equivalent to 9/1000? 0.009 0.18 0.9 0.0009

An athletic field is a 46 yd -by-92 yd rectangle, with a semicircle at each of the short sides. A running track 20 yd wide surrounds the field.

17. The height of a falling object can be modeled by the equation h=-16t" + vt + h, where V is the initial velocity in feet per second, t is time in seconds, and h, is the initial height in feet. Is the function linear or nonlinear, and why? a.

If you got 5 dogs and 7 cats but one got eaten from both of them. How much do you have left.