Answer:
B. Angles ABD and BAD
Step-by-step explanation:
Markings are different
Answer:
100
Step-by-step explanation:
1=ad=100
and I need more characters so don't mind me.
42 if you multiply 6 and 7 it's 42 and multiply 21 and 2 and it will be 42 so that's the common denominator
Answer:
Step-by-step explanation:
x/10=7
x=70
Answer:
20/29
Step-by-step explanation:
sin θ = 21/29
Use Pythagorean identity:
sin² θ + cos² θ = 1
(21/29)² + cos² θ = 1
441/841 + cos² θ = 1
cos² θ = 400/841
cos θ = ±20/29
Since 0° < θ < 90°, cos θ > 0. So cos θ = 20/29.
