C=2(pi)r... 81.64 2(3.14)(13)... hope that helped :)
Answer:60
Step-by-step explanation: x=10
-7+9=2*10=20
-10*10=100
180-100-20=60
Answer:
290
Step-by-step explanation:
Using PEMDAS (parentheses, exponents, multiplication, division, addition, subtraction)
(19*15)+5+6+7-8-5=
(285)+5+6+7-8-5=
290
Answer:
d
Step-by-step explanation:
At 7 o' clock the minute hand is at 12 and the hour hand at 7
There is 360° in a complete revolution, thus between 7 and 12
angle =
× 360° = 7 × 30° = 210° → d