For which value of θ is tan θ equal to sin θ? A. pi B. pi/2 C. pi/4 D. pi/6

2400000 in significant figure

Which number does not belong? 36, 99, 9, 123

Ralph is sixteen years older than his cousin Ivan. In four years Ralph will be twice as old as Ivan. How old is Ralph now?

A spinner is divided into three equal sections labeled a B and C. Erik spins the spinner and rolls a fair number cube. The tree diagram shows the sample space for the possible outcomes.

The graph below shows a line of best fit for data collected on the cost of hardwood flooring, from different vendors, as a function of area. What is the equation of the line of best fit?

Chris's uncle has a model car. the model is 6 inches long and 3 inches wide. the actual car is 75 inches long. what is the car's actual width, if we assume the model's proportions are accurate? if necessary, round to the nearest tenth of an inch.

Justin's doctor said that the expression x+y+5/2, where x and y are his parents' current heights in inches, gives an estimate of how tall Justin will be as an adult. Justin's work evaluating the formula is shown below.

Which expressions are equivalent to 16x4 - 64? Check all that apply. 16x4 + 16x - 16x - 64 16x4 - 8x - 8x - 64 (4x2 + 8) (4x2 - 8) 16 (x2 + 2) (x2 - 2) 4 (4x4 - 8)

X + 2 = 6.3 What is the number to replace the variable x

Lathematics 1. There are 150 students in a college of whom 66 play basketball, 45 play cricket and 42 play soccer, 27 play exactly two of three sports & 3 play all of three sports, How many of 150 play none of 3 sports?