An electric pole casts a shadow of 24 m long . If the tip of the shadow is 25m far from the top of the pole , how high is the pole

7 m

Explanation:

a^ + b^=c^

a^ + 24^=25^

a^+576=625

a^=625-576

a^=49

a=7

the small 0.38-kg slider is known to move from position a to position b along the vertical-plane slot. determine (a) the work done on the body by its weight and (b) the work done on the body by the spring. the distance r = 0.70 m, the spring modulus k = 154 n/m, and the unstretched length of the spring is 0.53 m

explanation:

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