Answer: angle B will be 90°
Sum of the angles = 180°
Answer:
Step-by-step explanation:
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Ask: When will (4w-5)(7-w) equal zero?
When 4w-5=0 or 7-w=0
Solve each of the 2 equations above
w = 5/4 , 7
40x^3 -10x
Used math-way to solve this! I'm sorry if wrong, x
10
Therefore, the number is 10
2.66 :)
