Examlex
Solve Applied Problems Using the Law of Cosines
-A painter needs to cover a triangular region 61 meters by 68 meters by 72 meters. A can of paint covers 70 square meters. How many cans will be needed?
Q5: <span class="ql-formula" data-value="\frac { 2 } {
Q10: <span class="ql-formula" data-value="\cos 2 x - \cos
Q54: <span class="ql-formula" data-value="\begin{array} { l } (
Q63: <span class="ql-formula" data-value="\frac { \cos 10 x
Q65: The Family Fine Arts Center charges
Q82: <span class="ql-formula" data-value="\sin 195 ^ { \circ
Q96: <span class="ql-formula" data-value="\begin{aligned}2 x - 2 y
Q151: <span class="ql-formula" data-value="a = 9 , b
Q271: <span class="ql-formula" data-value="\begin{array} { l } x
Q282: <span class="ql-formula" data-value="x - 2 y =