what is the sum of 3.6 × 10^3 and 6.1 × 10^3? (1 point) select one: a. 9.7 × 103 b. 9.7 × 106 c. 97 × 103 d. 97 × 106

Mathematics

1 answer:

Vilka [71]3 years ago

8 0

Answer:

A. 9.7 x 10^3

Step-by-step explanation:

3.6 × 10^3

+ 6.1 × 10^3

9.7 x 10^3

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Answer:

Step-by-step explanation:

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s344n2d4d5 [400]

Answer:

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Step-by-step explanation:

We have been given that Derek places a standard 12-inch ruler next to the goal post and measures the shadow of the ruler and the backboard. If the ruler has a shadow of 10 inches. We are asked t find the height of the backboard, if the backboard has a shadow of 8.5 feet.

We will use proportions to solve our given problem as ratio between sides ruler will be equal to ratio of sides of background.

$\frac{\text{Actual height of ruler}}{\text{Shadow of ruler}}=\frac{\text{Actual height of backboard}}{\text{Shadow of backboard}}$