princessjassy156 princessjassy156
  • 07-05-2020
  • Mathematics
contestada

Fine the measure of a.
A.37
B.39
C.60
D.62

Fine the measure of a A37 B39 C60 D62 class=

Respuesta :

igoroleshko156
igoroleshko156 igoroleshko156
  • 07-05-2020

Step-by-step explanation:

Step 1:  Find the angle a

All triangles add up to 180 degrees

81 + 62 + a = 180

143 + a = 180

a = 180 - 143

a = 37

Answer:  Option A, 37

Answer Link
ItsDodo
ItsDodo ItsDodo
  • 07-05-2020
the sum of angles of triangle is 180 so;
a = 180 - ( 62 + 81 ) = 37°
Answer Link

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