Answer:
missing angle = 30 degrees
Step-by-step explanation:
all triangles have an interior angle or 180 degrees.
to find the missing angle, just take the know angles and add them together:
120 + 30 = 150
then take the sum and subtract it from 180:
180 - 150 = 30
Answer:
30
Step-by-step explanation:
so first, add up the boxes of cookies sold and then subtract that number from 43
Answer:
There are 9 adults
Step-by-step explanation:
3:5 = x:15
3/5 = x/15
3(15) = 5x
5x = 45
x = 9 adults
3:5 = 9:15
Answer:
idk
Step-by-step explanation:
The sum of the numbers is 625. The difference is -331(negative)