Step-by-step explanation:
1 + - 1 can also be written as 1 - 1.
1 + - 1
= 1 - 1
= 0
Hence proved.
Answer:
106°
Step-by-step explanation:
ΔDCB is equilateral which means it must also be equiangular; each angle is 60°
ΔABD is isosceles because AB=BD so ∡ADB=∡BDA
∡ABD = 180-(67 + 67) = 46
∡ABC = ∡ABD + ∡DBC
∡ABC = 46 + 60
4x^2+23x-72=
4x(x+8)-9(x+8)=
i got dis 4 yo answer and it is (x+8)(4x-9)
hope dis helped
Answer: on edge. it’s -2.6 and 5.2
Step-by-step explanation:
i just did it.
You divide 19 by 25 and then multiply by 100. The percent Jasmine got on her test is 76%.