Answer:
102°
Step-by-step explanation:
that's the answer because 40+ 38 = 78. then 180- 78 = 102. Remember that in tringles, all three angles should add up to 180°
4- -1=3
7. m=3 (4,-1)
do the () inside first so
4- -1 = 3
hope this helps for number 7
B
option 2
4^2=16/8=2. 4^2=16/16=1. 2-1=1
360
you just use Rectangular volume length*width*highet then divide 2
you can got it.
