(X+4)(X-4) is the LCD because you just have to look at the denominators and see what factors or values are not already part of your LCD.
Answer:
there would be 100
Step-by-step explanation:
140:100=70:50=7:5
Answer:
m∠ADB = 155°
Step-by-step explanation:
m∠ADB = (m∠C)/2 + 90° = 130°/2 + 90°
m∠ADB = 155°
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Reference brainly.com/question/17443119 for the derivation.
50*8=400
400+175=575
it subtracted 575 on the last round
