What is required for two triangles to be similar?

A jar contains n nickels and d dimes. There are 30 coins in the jar, and the total value of the coins is $2.20. How many nickels and how many dimes are in the jar?

Calculate the coefficients of the first four terms of the binomial expansion for the binomial (x+y) ^28

Which one of the following is an example pf a repeating decimal? A. 1.234545 B. 0.123332 C. 6.787878 D. 0.6666666

In a basketball tournament, Dimitri averaged 12.375 rebounds per game. What is 12.375 written in expanded form? How is it written with number names?

Which statement is the conclusion? if a and b, then a times b is odd. A.) if a times b are odd, then a and b are odd B.) if a and b are odd, then a times b is odd. C.) a times b is odd. D.) a and b are odd.

Paul, Colin and Brian are waiters. One night the restaurant earns tips totalling £71.10. They share the tips in the ratio 2:3:4. How much more does Colin get over Paul?

Two acute angles can be complementary

Ann buys a pencil for 45 cents draw and label coun

Mercury orbits the sun in 87 and 24/50 venus orbits the sun in 224 and 7/10 earthdays and mars orbits the sun in 686 and 49/50 days write each mixed number as a decimal

The square tiles shown has a side length of 10.5 inches. what power can you write to represent the area of the tile. Write the power as an expression with a base and an exponent, and then find the area of the square?