56ft². <span>Surface Area = 2×(2×2 + 2×6 + 2×6)</span>
Answer:
90deg
Step-by-step explanation:
If the angles are supplementary, that means mA + mB = 180*
we know that
mA = (2x + 8)deg
mB = (2x + 8)deg = mA
mA + mB = 180deg
mB + mB = 2mB = 180deg
mB = 90deg
Note, that we did not need to compute x even, because the angles were the same.
Answer:
= 11y + 1z
Step-by-step explanation:
Answer:
11.6in
Step-by-step explanation:
X=5
because 3 goes into 12 4 times and 20 divided by 4 equals 5