math

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a. Find the value of a.
b. Find the value of the marked angles.

(4a+12)Little open circle symbol outside barckets near top right side of number 12.

(3a+ 32) again little open circle symbol outside brackets near top right side of number 32.

not drawn to scale

a. 22;100 (little open circle on top right side of number 100).

b. 19; 88 (little open circle symbol on top right side of number 88

c. 20 ; 92 ( little open circle symbol on top right side of number 92.

d. 24; 108 (little open circle symbol on top right side of number 108)

  • math -

    a. Find the value of a.
    b. Find the value of the marked angles.
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