Answer:
a+b
Step-by-step explanation:
=1a+1b
=1(a+b)
=a+b
Answer:
82
Step-by-step explanation:
because 63% of 130 is 81.9
and since the question is asking approximately which means rounding, so you round 81.9 to get 82.
Answer:
1 1/2 or 1.5
Step-by-step explanation:
trapezoid area formula: a = (a+b/2) x h
bases: 8 + 4 = 12
12/2=6
6 x 1/4 = 1.5 or 1 1/2
Answer:
104 degrees because 7 and 8 are congruent meaning 8 is also 104
Step-by-step explanation: