A triangle has an area of 16 sq. in. and two sides of the triangle have lengths 5 in. and 7 in. Find the angle included by these two sides.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.

The equation line of cd is y=-2x-2. write an equation of a line parallels to line cd in slope-intercept form that contains point (4,5)