Answer:
20° and 90°
Step-by-step explanation:
Let 2x = measure of 1st angle
then 9x = measure of 2nd angle
The sum of the measures of the angles of a quad is 360
200 + 50 + 2x + 9x = 360
250 + 11x = 360
11x = 110
x = 10
2x = 20°
9x = 90°
15% becomes 0.15
multiply it by 8700
0.15x8700=1305
Answer:
4-4=0
16-6-10=0
17-3-4-10=0
1-2+1=0
Step-by-step explanation:
Answer:
x = 5.6
Step-by-step explanation:
5x - 7 = 21
5x = 28
x = 5.6
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