Answer:
27 feet
Step-by-step explanation:
Two walls have same area
Area of first wall(square) = 18*18 = 324
Area of second wall = 12 * x = 324
324/12 = 27
27 feet
Steve payed $4 in tax because 10% of 40 is 4. Steve payed $44 in total because 4+40=44.
Answer:
Explanation:
Identity: sec2θ=1+tan2θ
sec2(π2−x)−1=1+tan2(π2−x)−1
=tan2(π2−x)
Identity: tan(π2−θ)=cotθ
=cot2x
Answer:
#27: 56 ft squared #28: 32.85 ft squared
Step-by-step explanation:
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8a^2 + 3a^2
11a^2
since both have a^2 you only have to add the coefficients