38. Calculemos el ángulo de inclinación del plano inclinado liso sobre el que se desplaza el objeto
de la figura. El ángulo ß obedece a la ecuación
21
19,6 Sen a
15 =
v = 11 m/seg
a
B
15 m
b

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191