Rose is making necklaces. she needs 7 sapphires and 6 rubies to make one necklace. show the numbers of rubies and sapphires rose needs to make 1, 2, 3, and 4 necklaces.

b. x + 1

step-by-step explanation:

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34.5 cm

step-by-step explanation:

generally for a circular segment of angle, θ° and radius r

arc length

= (θ/360) x circumference

= (θ/360) x 2πr

in our case, θ = 60°, π=3.142 and r = 33 cm

substitute into above formula

arc length

= (60/360) x 2(3.142)( 33) = 34.5 cm

2 1/2 feet

step-by-step explanation: