Answer:
3) B) 90°
4) A) 75°
Step-by-step explanation:
3) interior angles of a triangle =180°
So
40+50+?=180
? =180- 90
? =90
4) same rule
40+65+?=180
? =180 - 105
? = 75
Answer:
1/2n=34
5n=3/5
5-n=-6
n/3=9
t/3=34
Step-by-step explanation:
of=multiplication
times=multiplication
minus=subtraction
divided=division
quotient=answer to a division problem
Answer: 1726
Step-by-step explanation:
A=2(wl+hl+hw)
A=
2
w
l
h
l
h
w
=
2
6.5
29
19
29
19
6.5
=
1726
No because it would be 7/6 which is not proportional.
Answer:
I uploaded the answer to a file hosting. Here's link:
Step-by-step explanation: