Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 HMH Go Math - Answer Keys


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  • Question 1 (request help)

    A school flag is in the shape of a rectangle with a triangle removed as shown.

    What is the measure of angle x?
    • 50°
    • 80°
    • 90°
    • 100°
  • Question 2 (request help)

    On a map with a scale of 2 cm = 1 km, the distance from Beau’s house to the beach is 4.6 centimeters. What is the actual distance?
    • 2.3 km
    • 4.6 km
    • 6.5 km
    • 9.2 km
  • Question 3 (request help)

    Lalasa and Yasmin are designing a triangular banner to hang in the school gymnasium. They first draw the design on paper. The triangle has a base of 5 inches and a height of 7 inches. If 1 inch on the drawing is equivalent to 1.5 feet on the actual banner, what will the area of the actual banner be?
    • \(17.5\text{ ft}^2\)
    • \(52.5\text{ ft}^2\)
    • \(39.375\text{ ft}^2\)
    • \(78.75\text{ ft}^2\)
  • Question 4 (request help)

    Sonya has four straws of different lengths: 2 cm, 8 cm, 14 cm, and 16 cm. How many triangles can she make using the straws?
    • no triangle
    • one triangle
    • two triangles
    • more than two triangles
  • Question 5 (request help)

    A one-topping pizza costs $15.00. Each additional topping costs $1.25. Let x be the number of additional toppings. You have $20 to spend. Which equation can you solve to find the number of additional toppings you can get on your pizza?
    • \(15\text{x} + 1.25 = 20\)
    • \(1.25\text{x} + 15 = 20\)
    • \(15\text{x} - 1.25 = 20\)
    • \(1.25\text{x} - 15 = 20\)
  • Question 6 (request help)

    A bank offers a home improvement loan with simple interest at an annual rate of 12%. J.T. borrows $14,000 over a period of 3 years. How much will he pay back altogether?
    • $15680
    • $17360
    • $19040
    • $20720
  • Question 7 (request help)

    What is the volume of a triangular prism that is 75 centimeters long and that has a base with an area of 30 square centimeters?
    • \(2.5\text{ cm}^3\)
    • \(750\text{ cm}^3\)
    • \(1125\text{ cm}^3\)
    • \(2250\text{ cm}^3\)
  • Question 8 (request help)

    Consider the right circular cone shown.

    If a vertical plane slices through the cone to create two identical half cones, what is the shape of the cross section?
    • a rectangle
    • a square
    • a triangle
    • a circle

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