Answer:
m is equals to 49 degree + 31 degree so which means it's 80°
Answer:
54 m/h
Step-by-step explanation:
216 ÷ 4
it is simple maths my dude
Answer: 135 degrees
Step-by-step explanation:
First you now that ABD+DBC=180 degrees
Subsitute so you get: (5x+10)+(2x-5)=180
Solve:
(5x+10)+(2x-5)=180
=> 7x+5=180
=> 7x=175
=> x= 25
Plug in 25 :
ABD= 5*25+10=135
And there is your answer
Answer:
The arc length of the semicircle is half the circumference of the full circle