Answer:
Step-by-step explanation:
p and h are number of plumbers and helpers, respectively.
Twenty workers earn a total of $2600
p+h = 20
h = 20-p
160p + 100h = 2600
160p + 100(20-p) = 2600
60p = 600
p = 10
h = 20-p = 10
Ten plumbers and ten helpers.
?? lool makes no sense im answering for points tho, dont mind me
Answer:
Area = πr²
Circumference = 2πr
You can use pie as both 22/7 Or 3.14
Step-by-step explanation:
If you like my answer than please mark me brainliest thanks
Answer:p=28 and q=4(7)
Step-by-step explanation:
p=28 and q=4(7)
ΔABC is an obtuse triangle
∠ ABC = ∠ABD + ∠ DBC = 60° + 40° = 100°
thus ∠ ABC = 100° is an obtuse angle
hence ΔABC is an obtuse triangle