the gateway arch in missouri casts a 140 foot shadow while a 18-foot pile casts a 4-foot shadow. How tall is the arch?

Which of the following groups of angles can be trisected using only a compass and a straightedge? A. All Angle less than 180 degrees B. All right angles C. All acute angles D. All angles greater than 180 degrees

What is the rule of 1/6, 1/2, 5/6,___,1 1/2 and whats the missing number?

12 minutes she wants to jump rope for 8 minutes and play and tag for 5 minutes will Tasha have enough time explain

What is the solution to the equation x + 7 = 49? 7 42 56 343

2. Generalize How is adding and subtracting decimals similar to and different from adding and subtracting whole numbers? MP3

When the radius of a circle is multiplied by a factor of 2 22, by what factor will the area of the circle change?

What is 0.0009999 closest to? 0, 1/2, or 1

A sum of scalar multiples of two or more vectors (such as c 1 Bold u plus c 2 Bold v plus c 3 Bold wc1u+c2v+c3w , where c Subscript ici are scalars) is called a linear combination of the vectors.

50) The first year Beth worked she earned n. The second year she earned 500 more than twice what she made the first year. The third year she earned 500 less than twice what she made the second year.

What is the sum of x + y when x = - 2.7 and y = 5.2? A. -7.9 B. -2.5 C. 2.5 D. 7.9