Step-by-step explanation:
=3a+a-36+4a
=4a+4a-36
=8a-36
=4(2a-9)
Answer:
22 cm
Step-by-step explanation:
All angles of a triangle must add up to 180,
So we just take angle ACB and angle EFG, add them and then subtract the sum from 180
(angle ACB + angle EFG) - 180 = angle GEF
You would add 20 to 62= 82. Then divide that by 2 to get Mindys height. Mindy is 41 inches tall. :)