Answer:
(-3)^1+0
Step-by-step explanation:
I cannot do this because it wont let me look at the attachment i am sorry
Answer:
686.27
Step-by-step explanation:
x + .02x = 700
1.02x = 700
x = 686.27
Answer:
23 pieces of yarn
Step-by-step explanation:
12.42cm divided by 0.54cm = 23
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Answer:
r = 6
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
PR² = PQ² + QR² , substitute values
(r + 4)² = r² + 8²
r² + 8r + 16 = r² + 64 ( subtract r² from both sides )
8r + 16 = 64 ( subtract 16 from both sides )
8r = 48 ( divide both sides by 8 )
r = 6