There's 180 degrees in a triangle so and the two angles and then subtract by 180
Answer:
15
Step-by-step explanation:
5÷1+3+7
PEMDAS
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
5÷1= 5, then 5+3=8, then 8+7= 15
Answer:
BC = 280ft
Step-by-step explanation:
Because it's a symmetry diagram
the same angles and lengths.
Hope this helps :)
The answer is 420. I hope that it is right and next time use a calculator.<span />
Answer:
y = 7, x = 7
Step-by-step explanation:
11y + 13 = 90
11y = (90 - 13)
11y = 77
y = 7
2x + 6 = 20 (because 20 is half of 40)
2x = (20 - 6)
2x = 14
x=7