Diego is planning to make a wooden cookbook stand for his mom. The depth of the stand will be 10 inches and will hold a cookbook at a 40° angle, as shown in the following design.
40
10 in
Diego wants to know if the length of the slanted side will be large enough to hold a cookbook. Which equation can be used to find x, the length
of the slanted side?
OA. sin(40%) = 10 in
B. cos(40%) = 10 in
Octan(40°) = no in
D. Cos(40%) =
10.in

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.