Sin x = cos (90-x)
90-x = 19
x = 71
The answer is 71 degrees.
Answer:
Graph D.
Step-by-step explanation:
The line goes through the origin, and therefore shows direct variation.
Always to do each to 1 sigfig 20-6=14
Answer:
y < - 12
Step-by-step explanation:
y + 15 < 3 ( subtract 15 from both sides )
y < - 12
Calculating the other leg:
other leg^2 = 13^2 - 5^2
other leg^2 = 169 -25
other leg^2 = 144
other leg = 12
Area = .5 * 12 *5
Area = 30 sq feet
answer is A