Answer:
300 squared feet.
Step-by-step explanation:
Area of a rectangle = length × breadth = 20 × 15 = 300 squared feet.
Answer:
A=49 degree
a=13.5
b=11.7
Step-by-step explanation:
Answer:
Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
sinx =
Note that ()² =
sinΘ =
= =
I think is OB, I’m not too sure tho