Answer:
y = 30
Step-by-step explanation:
We can use ratio's to solve this
40 20
----- = -----------
100 20 + y
Using cross products
40 * (20+y) = 20*100
Distribute
800 + 40y = 2000
Subtract 800 from each side
40y = 2000-800
40y = 1200
Divide by 40
y = 1200/40
y =30
Answer:
10° and 80°
Step-by-step explanation:
All triangles have internal angles that always add up to 180°.
A is the correct answer because negative number is know as intergers but not a whole number!!
Answer:
She probably was supposed to multiply, instead of add.
Step-by-step explanation:
First multiply 24 and 32, which is 768.
Second multiply 768 and 12, which is 9216
9216 is the answer.
Answer:
72
Step-by-step explanation:
2*-5=-10
-10*-6=60
60-(-12)=60+12=72
