What is the principal value for cos^-1 (0.69)

The area of a circle is 3.14 square centimeters. Find the diameter

Which unit is the best to use for an estimate of the mass of a peach?

Find the ratio a:b, if it is given that a+b=3b

Intervention What will happen to a test dummy during a crash test if its seatbelt is not buckled? The test dummy will stop when the car stops The test dummy will continue forward until it makes contact with another object The test dummy will strike

Drag vertices B and C of the triangle. Then, conjecture about the relationship between angle measures and side lengths in a triangle. If the angle measure is the largest of the triangle, what do you know about the side opposite? It is the length.

Two factors of - 48 have a difference of 19. The factor with a greater absolute value is positive. What is the sum of the factors? a. - 19 b. - 13 c. 13 d. 16

1.) A population of 4,250 blue whale. A random sample of 10 whales shows that 5 of them are infected. How many whales are likely to be infected?

What is the multiplicative inverse of 10/3?

A binomial is multiplied by a third degree trinomial. what degree must be in order for the product to have a degree of 5?

Find the mean (average) the data set below? 2 18 28 5 4' 5'10'20