Answer:
40+x+x=180
40+2x=180
2x=180-40
<u>2x</u>=<u>140</u>
2 2
x=70
Step-by-step explanation:
this is because the triangle is isosceles which means that two angles are equal
40
i hope it helps
thankyou
It means the sum of a number and 3.
Sum means to add up.
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About 9.2 units
[8-(-1)^2]+[(5-3)^2]
81+4
sqrt(85)
9.2
Brainliest appreciated :)
the solution is in the above picture.
