Answer: the elementary 45
Step-by-step explanation: if you need anything else let me know
Answer:

Step-by-step explanation:
Let's use the sine law to calculate x.

Answer:
$43.20
Step-by-step explanation:
0.08*40=3.2
3.2+40=$43.20
Answer:
15.59 cm^2
Step-by-step explanation:
Given formula for area= √(3s^4)/4
We have, a=6cm
Area= √(3s^4)/4 = √(3*6^4)/4 =√(3*1296)/4 =√3888/4 ≈ 62.35/4 ≈ 15.59 cm^2