Math Review 8th

Front

Back

Front

Which equation forms a pair of linear equations with 9x + 12y = 48 such that the system has no solution? Options: 16x - 12y = -48, 6x + 12y = -48, 3x + 4y = 12, 6x + 8y = 32

Back

6x + 8y = 32

Front

Which set of angles will form a triangle? Options: 30, 60, 70; 40, 50, 100; 45, 65, 70; 70, 80, 90

Back

45, 65, 70

Front

Solve the system: 2x + 5y = 1 and 3x + 7y = 2

Back

(3, -1)

Front

Carlos has a square tablecloth with an area of 48 square feet. What is the length of each side of the tablecloth in feet?

Back

6.9 feet

Front

0.0000713 converted to scientific notation is

Back

7.13 x 10^-5

Front

Casey travels 3 miles west to the bank, then 4 miles north to the mall, and finally home on the road connecting the mall to her house. What is the total distance she traveled?

Back

50 miles

Front

Is the point (5, -2) a solution to the system 3x - 2y = 19 and 2x + 3y = 4?

Back

Yes

Front

What is the distance between the points (1, 3) and (9,9)?

Back

10 units

Front

Nick places his 30 ft. ladder against the house he is painting. If the bottom of the ladder is 8 ft. from the base of the house, how high above the ground will the top of the ladder reach?

Back

28.9 ft