I really don't understand year 7 algerbra

Tamar is measuring the sides and angles of Triangle T U V to determine whether it is congruent to the triangle below. For triangle K L M, side K M is 27 millimeters, side L M is 20 millimeters, and side K L is 12 millimeters.

You have 25 feet of yarn. it takes 8 inches of yarn to wrap around the can. how many times can you wrap the yarn around the can? how much yarn will be left over?

The sum of 5x and 2x is at least 70

A 755 N diver drops from a board 10.0 m above the water's surface. Find the diver's speed 5.00 m above the water's surface. Then find the diver's speed just before striking the water.

Intervals should be of unequal size. True False

A circle has diameter 11cm A square has side length 7cm Use Pythagoras' Theorem to show that the square will fit inside the circle without touching the edge of the circle.

Sally has six flowers three of the flowers are yellow. the rest are red. how many flowers are red

What measurements are considered plus size?

Damian is paid $1,980 monthly. What is his annual salary? A) $165 B) $47,520 C) $23,760 D) $102,960

In a game of football outdoors on a cold day, a player will begin to feel exhausted after using approximately 8.0 * 105 J of internal energy. (a) One player, dressed too lightly for the weather, has to leave the game after losing 6.7 * 105 J of heat.