8th grade review staar 1

The diagram shows a right triangle and the lengths of two of its sides in inches. What is the measurement of d in inches?

Round to the nearest tenth of an inch.

Mathematical Equivalence

ON

The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units.

Which equation can be used to find the value of x?​ (a)  

What is the perimeter of the triangle?​ (b)   units.

• 51
• 3
• 21
• 82
• 5

A cylinder has a height of 5 feet and a diameter of 2 feet. What is the volume of the cylinder in cubic feet?

Use pi and round to the nearest tenth of a cubic foot.

Mathematical Equivalence

ON

There are a total of 463,100 books in a library. What is the value of the exponent when the number is written in scientific notation?

Mathematical Equivalence

ON

Monica wants to open a savings account with a deposit of $3,000. Monica will not make any additional deposits or withdrawals after she opens the account. Her bank offers two different savings accounts.

At the end of 5 years,

Account (a)   would earn Monica about​ (b)   more interest than Account ​ (c)   .

• Y
• $62.70
• X
• $45.00
• $3062.70
• $299.51
• $227.70
• $204,378

hat is the value of the y-intercept of the graph of this function?

Mathematical Equivalence

ON

Rhonda's job is to drive a car for a company. Each month she is paid the same salary. She is also paid extra money for the number of miles she drives the car each month.

In July Rhonda drove 640 miles and was paid a total of $3,502.

In August Rhonda drove 820 miles and was paid a total of $3,601.

Which function can be used to find y, the total amount she is paid in a month if she drives x miles?

Fulgurites are pieces of glass in the shape of a cylinder produced when lightning strikes sand. A student found a fulgurite with a height of 21 inches and a diameter of 6 inches. Which equation can be used to find V, the volume of the fulgurite in cubic inches?

Which situation describes a non-proportional relationship?

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