Adam is saving money to buy a computer . He saves s dollars each week. After 7 weeks, he has $315 dollars saved.

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show