The altitude of a plane is 1,600 ft. What must be the altitude of a submarine so that the sum of their altitudes is 0?

What type of relationship has his teacher discovered?

Type your answer and then click Done Find the perimeter of a rectangle with a base of 21in. and a height of 7 in.

A CD has a diameter of 12 cm. The hole in the middle of the CD has a diameter of 1.5 cm. Find the area of the CD to the nearest tenth. Use 3.14 for π. A. 111.3 cm2 b. 113.0 cm2 c. 349.4 cm2 d. 445.1 cm2

What's the greatest common factor for 25 and 28 division

Round 0.724 to the nearest tenth

There are 32 students in the 6th grade at Garden Valley Middle School. Eight of them have freckles. What is the ratio of 6th graders with freckles to the total number of 6th graders? A. 4:1 B. 1:3 C. 1:4 D. 3:1

Factor of 13x^2+7x-3

E park What is the scale of a r. He drawing where an 8 foot wall each is two inches long? ach, or pass. eason ake it

The probability that an event will happen is P (E) = 24/31. Find the probability that the event will not happen.

The product of (a + b) (a - b) is a perfect square trinomial. A. Sometimes b. Always c. Never