This is true that an equilateral triangle has all equal sides. Each side is equal to 60 degrees, 180 degrees in total.

4/16 Being Reduced Is?

Lukas tells his teacher on his birthday his age will be a prime number. He also tells her that it will be the first time his age has been prime since he was 7 yrs old. What age will Lukas be on his birthday?

A ship's sonar locates a treasure chest at a 12° angle of depression. A diver is lowered 40 meters to the ocean floor. How far (to the nearest meters) does the diver need to swim along the ocean floor to get the treasure chest?

a 3 1/2 foot by 50 foot concrete wall is to be built using concrete blocks. Find the area of the wall

What is five multiplied by five

How do I complete a square to get a perfect square?

After reading a low of - 16°F at 10 P. M., the temperature began rising an average of 3 degrees an hour. What was the thermometer reading at 1 A. M.?

The tilt or slant of line is its

A soccer league has 190 players. of those players 50% are boys. how many boys are in the soccer league?

Raul used the steps shown below to solve the equation. In which step did Raul make a mistake? 5x-3 (2x+7) = 2x+9 Step 1: 5x-6x-21=2x+9 Step 2: - 11x-21=2x+9 Step 3: - 12x=30 Step 4: x=-30/12 A. Step 1 B. Step 2 C. Step 3 D. Step 4