Answer:
7 * x + 3 < 23
Step-by-step explanation:
blah blah blah blah blah
Answer:A rectangle that is not a square
Step-by-step explanation:
Answer:
yes, the volume = 16 ft^3
Answer:
Cos A = (√51)/ 10
Step-by-step explanation:
sin is opposite/hypothenuse
cos is adjacent/hypothenuse
Pythagorus theorem says that c² = a² + b²
10² = 7² + b²
b² = 100 - 49
b = ±√51
It doesn't make sense for a length to be a minus number therefore, we will use +√51.
Cos A = (√51)/ 10
Tell me if I am wrong.
Can I get brainliest