theonlylight7
theonlylight7 theonlylight7
  • 11-10-2020
  • Mathematics
contestada

angle A and angle B are supplementary. mA = (3x + 6), mB = (4x + 20). Find the measure of each angle.​

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meredith48034
meredith48034 meredith48034
  • 11-10-2020

Answer:

Step-by-step explanation:

3x + 6 + 4x + 20 = 180

7x + 26 = 180

7x = 154

x = 22

mA= 3(22)+6 =66+6 = 72°

mB= 4(22)+20 = 88 + 20 = 108°

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