Answer:
Hello! answer: 9
Step-by-step explanation:
Assuming this is a complementary angle (meaning it will add up to 90 degrees)
5 × 9 = 45 45 + 15 = 60 60 + 30 = 90 therefore x = 9 Hope that helps!
Answer:
5
Step-by-step explanation:
it's not necessary to round to the nearest tenth just simply half 10
Step-by-step explanation:
you need too look somewhere else
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The surface area is 54 square inches